They store your private keys too so you don't have to worry about losing them....
You're doing it wrong. Losing the keys so that no one can ever move the coins is by definition the safest method to store them.
lol
<s merit> (sorry I'm out of real ones, besides you got plenty anyway...)
......
Nocoiner... hahaha, bitcoin crashed!
Me... zoom out
Nocoiner... hahaha, bitcoin crashed!
Me ... zoom out some more
Nocoiner...hahaha, bitcoin crashed!
Me ...zoom out even more
Nocoiner... hahaha bitcoin crashed!
Me ... zoom out like way way more!
Nocoiner hahaha bitcoin crashed!
Me...zoom out like..... oh bollocks..... yeah, bitcoin crashed...