I think we're mostly in agreement (?) but (1) XP isn't really practical nowadays, and (2) as to "why does someone have to throw away their old one" - well you d

I think we're mostly in agreement (?) but (1) XP isn't really practical nowadays, and (2) as to "why does someone have to throw away their old one" - well you don't have to, but having your files haphazardly spread/duplicated across N machines is quite a pain for most people.