28 September 2025

Digital ID cards pros and cons

Pros

Reduce extensive paperwork, Universal Credit is a beaurocratic nightmare

3-13% GDP gain from less fraud (especially with online scammers and ID theft), streamlined banking, productivity

Consolidate and replace many other forms of ID, like Government Gateway, NHS number, National Insurance number, library card, driving licence, blue badges

Helps bring more government services online, rather than phoning someone between 10am and 4pm or posting letters

Remove the need to pay for ID in the form of driving licence, passport, or Citizen ID card

Should help get a bank account and a job for those without one, and without a fixed address or other forms of ID, which makes it easier to vote, open a business, and access justice

Make it easier to access adult content without sharing your data with third parties, rent and buy houses, pay bills, and cars and phone

Streamline applications for migrants and refugees

Many countries already have it and it's considered normal, in Estonia it can also be used to vote

Reduces fraud in benefits such as undeclared income, savings or partners


Cons

Higher priorities for spending money like addressing poverty such as food banks. A good system will cost billions, but weigh that against lost productivity from existing beaurocracy from multiple forms of ID

Risk of single point of failure, stopping or excluding people accessing any service

We already have National Insurance Number, this is just adding to more things we need - it would likely replace it

Not everyone has a smartphone, computer or internet, forcing poor people to pay for one. There would have to be a solid alternative (e.g. physical card, or free phone)

High security and fraud risk, though paper documents are already highly forged

Risk of surveillance by tracking your activities, which could lead to denying public access by creating checkpoints and social credit scores

Errors could cripple someone's livelihood or access with no appeals process


In summary, making them mandatory, and without a solid alternative non-mobile plan, will create barriers for poor people, or just unlucky people.

However, a good, secure, Estonia-like ID system with civilian oversight so it is not misused for surveillance, accessible to everyone regardless of finances, with an easy way to fix errors, would help everyone.

3 September 2025

Sandwich

 


https://cuberule.com/


"Sandwich" to me is a very narrow definition.

  • When you go to the sandwich isle of Tesco for a meal deal, you expect things like BLT, tuna mayo, cheese triple. You don't expect there to be a roll, a burger, a taco, a baguette, or a hot dog. Those will be in their own section.
  • When you go to Split airport in Croatia, and they close the majority of shops at night time with only one stall left open, all they advertise they are selling is "sandwiches". And they only 2 options: chicken, or cheese.
  • When there's an announcement on a GWR train saying the cart is coming through selling "sandwiches, crisps, soft drinks, tea and coffee", I'm not expecting them to have a hot dog.
  • When I look at a local indie artisan coffee shop brunch menu, and look under the section for sandwiches, hot dog isn't under there, hot dog is in its own section, if at all.
  • If you go on Family Fortunes, and you're asked to name sandwiches from a survey of 100 people, the top result is probably BLT.
  • If you look for emojis of sandwiches, none of them are hot dogs.


Sandwich has a specific structure, and there is an expected, small subset of predictable sandwiches.

Not a sandwich:

  • Chip butty, despite having the structure of a sandwich, has its own name, and does not fall into the category of predictable sandwiches.
  • Ice cream sandwich throws a spanner to this: it's not a predictable sandwich, so it's not a type of sandwich, but, it does borrow the sandwich only by name and structure. 
  • A sub, wrap, or burrito might appear in a certain subsection of the Tesco meal deal area next to sandwiches, but because they have a different structure and their own name, they aren't sandwiches - even if they have predictable fillings.


When we say sandwich without context, we mean a subset with predictable structure and fillings.

2 March 2025

Mobile phone operator history and phones I used

  1. 2002: BT (Vodafone) (Philips Cellnet)
  2. 2009: Tesco Mobile (O2) (Nokia 1110, Sony Ericsson W300i, LG Cookie, Sony Ericsson W850i)
  3. 2010: Three (HTC Wildfire)
  4. 2012: Giffgaff (O2) (LG Optimus 2X, Google Nexus 4, 5, 5X)
  5. 2017: Vodafone (Google Pixel 1, 2, 5, 6, 8, 9, 10)
  6. 2022 (6 months free): Lebara (Vodafone)

7 February 2025

How to use an airport

Pre-req:

  • Passport (not expiring within 6 months)
  • Booked tickets and boarding pass loaded to phone
  • Booked hotels
  • Travel insurance
  • Online check-in completed as early as possible, not at the last minute 
  • If driving, book parking
  • Data roaming planned 
  • Check for required vaccinations on government travel advice
  • Arrive 2 hours before the departure time
  • Power adapter
  • Generally, no liquids over 100ml or pressured cans
  • Cabin luggage (backpack, small suitcase etc) 
  • Checked in luggage (suitcases and large items)
  • In-flight entertainment (game, book, movie)


Steps:

  1. Regularly check the gate and departure time on display boards for cancellations
  2. Go to Checked in luggage to drop off suitcase
  3. Go to Departures
  4. Go through Security. In most cases, remove shoes, belt, jackets, hats, and sometimes electronics, liquids in their own bag, empty your pockets. Check all pockets for water you might still have etc.
  5. Go through the shopping labyrinth to the gate waiting lounge
  6. Wait until your gate is announced then go to gate. Buy snacks or drink for the plane.
  7. Scan boarding pass and board the plane (may involve a bus, corridors, waiting rooms, walking outside) 
  8. Find seat, ignore anyone who asks to swap a seat with you
  9. Follow instructions. Get up at least once an hour or two either for toilet or water or chat, it really helps with anxiety.
  10. Leave plane, double check you have everything e.g. headphones, passport, overhead bags 
  11. Arrivals - Passport stamp, customs bags checks if required
  12. Collect luggage from the right conveyor for your flight
  13. Exit / Transport. Book Uber or get train, etc, using maps app to your hotel

27 December 2024

PlayStation 1 game emulation playthrough progress

 Remastered for PS5:

  • Legacy of Kain Soul Reaver
  • Tomb Raider 1-3
  • Tomb Raider 4-6
  • Spyro Reignited Trilogy
  • Pac Man World
  • MediEvil
  • Crash Bandicoot
  • Final Fantasy VII
  • Resident Evil
  • Abe's Odyssey > New 'n' Tasty
  • Abe's Exodus > Soulstorm

Played on PS5 classics emulation:

  • MediEvil 1
  • MediEvil 2
  • MediEvil Resurrection
  • Toy Story 2 - Buzz Lightyear To The Rescue
  • Ape Escape 
  • Ape Escape P
  • Not yet played
    • Dino Crisis
    • Metal Gear Solid
    • Final Fantasy VIII
    • PaRappa The Rapper

Not yet remastered or released on PS5 Classics Catalogue, so played on RetroArch/DuckStation:

  • Silent Bomber
  • Harry Potter and the Philosopher's Stone
  • Harry Potter and the Chamber of Secrets
  • Asteroids
  • Who Wants to be a Millionaire
  • Monsters Inc, Scare Island
  • 40 Winks
  • Star Ixiom
  • Atlantis The Lost Empire 
  • Blitter Boy (Net Yaroze compilation)
  • Vib Ribbon
  • Devil Dice
  • Tomba
  • Lego Racers
  • Tarzan
  • Kula World
  • Ghost in the Shell
  • Bugs Bunny & Taz - Time Busters
  • Jimmy White's 2 Cueball
  • Grand Theft Auto
  • Gran Turismo
  • Kiss Pinball
  • Spice World video
  • Demo One (Version 7, Europe)
  • Yet to play:
    • Rayman
    • Silent Hill
    • Tony Hawks Pro Skater 2
    • Vagrant Story

18 December 2024

Best UK mobile operators and SIM plans

Signal

Best to worst signal from hours of my own testing:

  1. Vodafone 
  2. O2
  3. EE
  4. Three

Vodafone and Three are going to merge. All UK signal is crap right now because of banning Huawei, anti-5G locals, and lack of infrastructure funding after Brexit.

Check signal coverage here: https://checker.ofcom.org.uk/en-gb/mobile-coverage

Another plus for Vodafone, their "Ultra 5G" which currently only works on some phones. Google Pixel 8/9 Pro also has ULCA for faster uploads which is unique to Vodafone 

https://www.stuff.tv/news/heres-why-some-uk-pixel-owners-will-notice-faster-5g-speeds/

Customer Service

If you care about customer service, best to worst: 

Tesco, Nomad, Giffgaff, Lebara, O2, Vodafone, BT, Anywhere, 3

Ofcom reports on customer service: https://www.ofcom.org.uk/phones-and-broadband/service-quality/numbers-up-best-and-worst-telecoms-customer-service-revealed/ 

I recently tried Honest Mobile as well, which roams EE, O2 and Three. I only tried the Smart SIM, which I personally, would only use as a backup in case of patchy signal, but they have a main SIM I may try. 

Anywhere SIM offers similar thing, but more expensive, it's really if you want to get the best signal everywhere but money isn't a problem.

Cashback

Highly recommend mobiles.co.uk for your SIM and TopCashback/Quidco. I get the Red Entertainment plan for Spotify, so after all that, my effective monthly cost goes from £42/mo to about £5/mo.

From using TopCashback/Quidco/Rewards Gateway, I've earned over £2,200 back from all sorts. Referral codes for minimum £10 back

https://www.topcashback.co.uk/ref/robertcathles

Mobiles.co.uk

https://aklam.io/njFNc8

If you want cheap as possible, look out on HotUkDeals for SIM cards, the best ever deal was 1 pence a month for 12GB data with Lebara, for 6 months. So overall cost me 6 pence 😁

Also don't buy a handset with a SIM combo, if you can afford it - it's always cheaper to buy a handset, get insurance, and get SIM only. 

Also here's a thread with tips on cancelling phone contracts

https://x.com/rjc_uk/status/1306409373175078912?s=19

And general tips on upgrading Android phones:

https://x.com/rjc_uk/status/1834272448457445799?s=19

2 July 2024

Tips for earning more money as you spend

I've earned £3000 so far from Topcashback/Quidco/Reward Gateway. I earn £300 cashback a year by getting my SIM through Mobiles.co.uk + TCB. I earn hundreds by switching bank accounts, and moving money around 10 different bank accounts so I can get the monthly transfer bonus. I have a Barclaycard Reward for zero international transaction fees when abroad. Some cards have cashback on purchases. I have bonds with NSI, which is basically a free lottery ticket every month, earning over £1000 a month best case. I use Compare the Market to find me the lowest insurance every year rather than stick with the same plan. I use Zen Internet because they are super reliable and it's a fixed price forever. I use Vodafone because from tests and Ofcom charts, they have the best signal - though their customer service is not the best. Vodafone also have VeryMe (similar to O2 Priority) with ocassional freebies. I don't use Trainline because you don't get charged fees if you order direct, typically a ticket is valid for any operator, and their refund feature undermines better compensation via Delay Repay. Loyalty cards and reduced section can be a godsend. More advice on Money Saving Expert (by Martin Lewis), and good offers on HotUKDeals.

21 April 2024

I'm a part-time vegetarian - here's why

Carbon footprint

The real problem of meat, beyond ethics or if it is healthy, or even the ruthless handling of animals, is the carbon footprint. Beef in particular is the worst offender. 

  1. Cows release a lot of methane, which causes global warming 10x faster than CO2.
  2. Some 3/4 of the water we process goes just into growing animals for food.
  3. Huge areas of land previously occupied by biodiverse forests are now cultivated, which endangers the resilience of life and the intricate symbioses in the ecosystem, which ultimately threaten our ability to grow food for ourselves and any animals we farm.

https://ourworldindata.org/food-choice-vs-eating-local

https://www.waterfootprint.org/resources/Vanham-et-al-2013_2.pdf

https://www.bbc.com/news/science-environment-46459714



A vegetarian or vegan diet, at least if you only do it some days and not every day, means demand for meat will go down, and we can return land to nature. Also, limiting consumption of beef, and instead having meat that produces less CO2, like chicken or fish, would drastically reduce the damage.

Health

Meat is also not necessarily healthy, too much red meat causes high blood pressure, and processed meats like bacon, sausage and pepperoni cause cancer.

https://news.cancerresearchuk.org/2021/03/17/bacon-salami-and-sausages-how-does-processed-meat-cause-cancer-and-how-much-matters/

Vegans also live longer than omnivores:



https://www.purdueexponent.org/nation_world/article_ba11a723-6959-568d-85a6-ee64cda22ae3.html

https://plantyou.com/do-vegetarians-really-live-longer-than-meat-eaters-the-shocking-truth/

https://www.mdedge.com/obgyn/article/105574/heart-failure/vegetarianism-may-protect-against-heart-failure


Ethics

On ethics, cows especially are mistreated. Calves are taken from their mom right after birth, fed and milked to exhaustion like a machine, fed and washed in strong chemicals, killed without question if unhealthy or past their use, extremely bloated, trapped inside for most of their lives (they might get one day a year they are allowed to go outside, they actually jump and hop around like dogs when they are free to roam a grassy field), and it's clear they feel suffering. 

What do I eat instead?

  • Huel (£10 off first order)
  • Quorn
    • Nuggets are especially good, just cook on a higher temp so they are more crispy
    • Pepperoni is also really good

    • Impossible burger is probably the best, cannot tell the difference
      • But many decent ones are also out there
    • Linda McCartney's vegetarian sausage rolls are also excellent


    Find out more

    • "Cow" (2021). The up-close footage clearly shows the cows scared, in pain, restless, worn down, and bellowing for help. Cows are not nurtured, they are treated like industrial tools.
    • "Gunda" (2020). In particular, the ending.
    • "Seaspiracy" (2021)
    • David Attenborough's "A Life on Our Planet" (Netflix, 2021)


    • Climate change food calculator: What's your diet's carbon footprint?
    • Kurzgesagt on YouTube: