If there's one feature I think any web-based application needs, it's data export.
More specifically, the ability to export the data in the application in a standard format that can be read by other applications.
Well, today social media campaign monitoring app SWIX added CSV (comma separated value) export to the feature list.
Once exported, the data can be dumped into a spreadsheet, a database or other applications where it can graphed, mashed up with other data or all kinds of other fun techie stuff.
This following video demonstrates the new feature: