I’m practically tech illiterate, but managed to switch myself over to Linux after watching some guides a few years ago.

He’s the 1st one I used: https://youtu.be/4mySqL4bCSw

I have to wonder what the October end of life for Windows 10 will bring in that regard.

Computers are expensive. Some people will buy something new, others won’t be able. That crowd has 2 options of finding a new OS or using one that’s no longer supported.