Kogasa

Somehow I doubt hips and wheelchairs are among the top offenders

But something has to be written on the birth certificate and social security card, and that’s what everything else will expect you to use. I think just due to technical limitations (e.g. of the printer/template for those things) it wouldn’t be allowed, but I dunno about legally

Keycaps are expensive but you can easily spend $500 on a keyboard chassis/plate/pcb alone

Yes, OP only gets you to Q[i]

If a line-following robot bumps into a 3 year old, it might knock them over. It’s a different situation with high speed 2 ton death machines

People ITT hating on null coalescing operators need to touch grass. Null coalescing and null conditional (string?.Trim()) are immensely useful and quite readable. One only has to be remotely conscious of edge cases where they can impair readability, which is true of every syntax feature