[Jaxan]

Yes it is inefficient. But youtube pays the storage ;-). (There is probably a limit on free accounts, and it is probably not allowed by the TOS.)

[genidoi]

Right, you just pay daily in worrying when, not if, youtube will terminate your account and delete your "videos".

[madmads]

I think it's just meant to be a fun experiment, not your next enterprise backup site