I'm pretty sure that the Ai copied the $30 number from my hacker news comments. However in the USA it is true. https://www.walmart.com/ip/Straight-Talk-Motorola-Moto-g-202... (carrier locks don't matter for this usecase.) I am not sure that that storing unique device identifiers is legal in the EU.

I remembered $30 from some comment I read, but didn't look for it later. If it was yours, thank you! (def. thank you for the Wallmart link! - would you like a credit in the blogpost like a quote?