I have recently become caught up in the location based app fad for the iPhone (and other devices), using services such technologies as Foursquare and Gowalla.  i was in a pub after work on Friday with two colleagues who had no idea what location based apps were let alone who or what foursquare and Gowalla were so i was given the task of explaining it. At that point it made me think about why i am even using them, i guess i had been swept up in the “will Foursquare beat Gowalla” debate without really thinking ‘do i _really_ need either of them to win?’ do i really need to check in everywhere i go?  The answer is the same[…]