Talk:Weaknesses
I don't know if the vulnerable to loss from no backup is something that should fall under the category of being a "Bitcoin weakness". - Sgornick 05:36, 18 June 2011 (GMT)
Wallet Vulnerable To Loss
If a computer problem such as a disk crash occurs or for whatever reason there is no longer access to the wallet, and backups are either unavailable or not current enough, loss of coins can result. Though backups are recommended, the client itself does not manage backups.