I think it’s fairly simple to avoid this by buying hardware that is proven to be effective with the OS. E.g. buy a machine with *buntu preinstalled.
Same as with mac really.
Same as with mac really.
Parent must be very unlucky, or in fact not realise it is their tweaking and tuning that causes issues.
I definitely encountered this on my mac work laptop from three years ago. (Left that job and have been Linux-based since then.)
Yet the problems remained. Maybe when people say they had lots of problems and it wasn’t worth their time, take them at their word ?