Facebook's acquisition was for a reason. We are all zombies hooked on to social networks. Instagram, the recent headline-making acquisition has set off a photo frenzy. First it was just on iPhones, but after making its way to the Android platform, the photo obsession has taken off, as even in real life you can create photo strips from your snapshots. If you're looking for the best way to browse your photostream online, Extragram's Web site is a possible starting point.