Because Windows 7, 8, 9.
Because Windows 7 8 9
Hey Microsoft, why is there no Windows 9? You've given us 7 and 8, and now you're skipping straight to 10?" "Well, to be completely honest, 7 8 9."
Santa Claus had to switch from Chimneys to Windows.
Because you can't see through walls, and you can't see anything at night anyway.
Fred and George Weasley.
Because 7,10,11!
To get to 10.
A construction site
Because 7 8 9
Because 6 8 9
They revived to much XP
Because windows 7 8 9