Pinwheel has been called an annotated, geolocated version of Flickr, which Fake also founded, and it has raised $7.5 million from Redpoint Ventures. That’s in addition to the $2 million in seed funding she’d already acquired. The browser-based service is in beta mode (but leave a clever comment on this Gizmodo post and you could win an invite). [Source: Caterina.netGigaOm]