Every desktop I've owned, I've replaced because it eventually got too slow to be practical. I still have a 733MHz P3 and a 350MHz K6-2 somewhere, both probably

Every desktop I've owned, I've replaced because it eventually got too slow to be practical. I still have a 733MHz P3 and a 350MHz K6-2 somewhere, both probably still work just fine. Computers don't just break randomly.