A co-operating system.
Couple's Daily Question Mug
Coffee Mug
Because he kept locking up.
He had a bad experience with windows.
Because it's not Adele
to get to the other side.
Both can be fixed with a coathanger.
So they can prevent breakouts.
Try two pairs of stilts!
He hires Santa's elves during the off-season.
None. Horses are not known to use operating systems nor computers for that matter.
This won't hurt a byte
DIR
A: Because he can't see through the wall.