”I think the point isn't that is impossible to be able to do a clean install of an OS and apps (Time Machine included) you have already paid (premium!) for” Hu

”I think the point isn't that is impossible to be able to do a clean install of an OS and apps (Time Machine included) you have already paid (premium!) for” Huh? Mac users don't pay for OS X licenses, they only pay for upgrades. Time Machine is included in the OS, free of charge. OS X applications, and especially Apple's apps, are often cheaper than similar software on other platforms.