The latest rumor going around is that Motorola is preparing to revive the legendary RAZR series of mobile phones but so far, information is pretty scarce. Aside from the few reports one of which states that the handset will cost around $1,500. Now some cool concept renders just popped up online imaging the handset with a pretty cool and functional design. Its looks stick close to the original Motorola RAZR V3 - a pinch of nostalgia is never a bad thing. Moreover, it's in line with the patent filling from last week, so it might not be too far from the real thing. Foldable...