It has lots of small issues that add up to a frustrating experience for mainstream users.
And 90%(1) those are out of Linux’ actual resposibility because they are caused by third parties screwing up… sometimes even intentional (from companies producing lackluster drivers only having a fix cobbled together for Windows specifically -looking at Realtek networking for example- to ones actually going out of their way to block Linux (MS FUD included…).
(1) The other 10% exist on Windows or Mac also, but people just accept them because they are used to not having a chance to change it. Seriously the amount of obscure regedits or third party tools usually surpass the number of linux issues fixed by editing an easy to read txt file.
About 10 per reload… each one accompinied by a satisfying ~1,5 seconds of BRRRRRRRRRR.