Unfortunately, they still have parts that fail, the good news is most of its being replaced with new old stock, so not technically new stuff. I know a good number of companies that have stock piles of basically museum level hardware, to replace failing parts.
The good part about it is being more sustainable by using the same PCs for three decades.
Imagine banks, hospitals and so on regularly replacing their machines. That would be an ungodly amount of electronics
Unfortunately, they still have parts that fail, the good news is most of its being replaced with new old stock, so not technically new stuff. I know a good number of companies that have stock piles of basically museum level hardware, to replace failing parts.