'Pinning your data on a server' basically means having a backup so that if you lose your phone or other logged in clients, you can still get at your account. L

'Pinning your data on a server' basically means having a backup so that if you lose your phone or other logged in clients, you can still get at your account. Lots of people are happy to run without a cloud backup of their data - and in fact many orgs mandate that you don't back up data from your clients onto a server somewhere, given it makes it easier to steal.