I think they dropped support for XP in 2010, by comparison this is super quick or I lost track of time and 7 has been around for much longer than I think
Anyway
This is all to make every last one eventually change to Windows 10 so they can sell your personal information on a level Facebook wishes it could
You listened to Aqua's Barbie Girl last week? They know. And there's going to be pop up ads for barbie dolls for months to come whenever you boot the computer.
They're just waiting for everyone to get 10 before they start putting the ads on. MARK MY WORDSSSSS