Possibly; as said we do not really want to compete on the space available, but on the security we give. With the solution you mention, you'd have to manage the

Possibly; as said we do not really want to compete on the space available, but on the security we give. With the solution you mention, you'd have to manage the server and the encrypted communication, make everything redundant and still introduce some kind of integrity check if you want to really be sure that your provider hasn't tampered with your data.