>If you store files properly they won't corrupt.

Chemical degradation of CDs can occur over time even in a relatively stable environment. Flash memory is also known to be volatile and most people aren't storing data on flash memory in a redundant storage system.

>If you're that worried, use ZFS or something similar.

I'm not personally storing stuff on vinyl, nor am I "worried", although I have bought a few vinyl that are over 50 years old that play perfectly.