a lot of buzz around Data Portability those days but I'm afraid that it will result in no-ending discussions with nothing concrete in a near future. I hope I'm wrong and I totally respect all those peoples way smarter than me which represent Big Actors of our actual Giant Global Graph. Besides that, my main priority is not data portability but data ownership, once we've got the power data we'll see how to share this with other applications and how to deal with privacy.
The following tutorial explains you the backing up and restoration of your MS SQL Server 2008 Database using the Microsoft SQL Server Management Studio. Microsoft SQL Server Management Studio Express (SSMSE) which is an free open source graphical management tool which can be used to manage your SQL Server 2008 Express Edition. You can use these backups later if a disaster strikes.
Refynr.com is a web-based Social Network client that filters your Twitter & Facebook feeds by keywords that you choose, and saves the "Refyned" feeds for you to read later.