x64 virtual memory has to be on the boot drive Parts of x64 OSes are still single-threaded Programs still crash. We can brick a computer so it does not start

x64 virtual memory has to be on the boot drive Parts of x64 OSes are still single-threaded Programs still crash. We can brick a computer so it does not start and refuses to tell us what is wrong. The person who owns and uses the PC is not in complete control. Much information is hidden from them. There are malware programs.