<a target="_blank" href="http://hot.co.uk/">Hot Hotels</a>, one of a slew of HotelTonight-styled last minute hotel booking apps, thinks that so-called "social proof" is what's needed to help traveller
A new startup, <a target="_blank" href="http://www.seatid.com/">SeatID</a>, wants to change the way you fly. Their service lets you use your social network to help pick your next flight and seat assi