Intel CPUs have a part of it that’s inaccesible to anyone but Intel. It can run when the computer is off, access the internet, etc. It’s already well documented and apparently has been a thing for years. I don’t think it’s causing crashes all of a sudden.
It’s 10nm. I’m not sure about the credibility of the website in OP’s post.
https://www.techpowerup.com/cpu-specs/core-i9-14900k.c3269
https://www.techpowerup.com/cpu-specs/?generation=Intel Core i9&process=10 nm&sort=generation
I would agree it’s more reliable but I also would think the majority of players are still using battle.net.
They forgot the quotes around expert.