system
A chat on subreddit /r/pcmasterrace
human
I've been working on the very same problem for years, I wish I could give you better news. The only solution I've found is to have a dedicated office within which they're not allowed.
gpt
It's not a hard thing you just set up a bed behind your computer. Gives a little fluff ball a warm spot a little hidey-hole and then your computer isn't being soaked in the cat hair.