It’s almost exactly like that only if the tin hat guy would turn out to be right every single goddamn time in hindsight. RMS is… a character at best, but he sure has some predictive powers.

Use debian testing if you want up-to-date software. The name implies it’s unstable, but it’s really not. Debian stable absurdly stable, and debian testing is regular stable.

Oh! In that case: absolutely nothing. Credit cards are terrifyingly insecure. Whether or not the info is on two sides or one. Any webshop you use your credit card at can just arbitrarily charge it from then on if they feel like it.

As far as I understand it the pin&chip system involves a challenge/response between the bank and the card. You can’t just “clone” the chip, because the secret data it contains is essentially write-only.

Nano has a cheat sheet at the bottom of the screen at all times