GigaOM have an interesting article discussing ownership rights to your data, data portability and of course security. Sebastian‘s piece is an intro for a paid for article but does warn against ignorance.
There are any number of threats to your data online. Your application or service provider could go belly up, you could fall prey to hackers or you could simply be locked out of your account.
Old news to us!
Hi, i just found out about you and this great application and dedicated a post on our blog, http://oman-collective-intelligence.blogspot.com/. Please feel free to check it out and add more info if you like. Keep up the good work!