Source: Cointelegraph.com NewsShapeShift CEO Erik Voorhees expects Bitcoin to reach $40,000 by the summer, while Tim Draper has stood by his $250,000 prediction for the second year running.Read MoreErik Voorhees, ShapeShift, Tim Draper, Rich Dad Poor Dad, Robert Kioysaki, Alex McCurry, Solidify.io, Antoni Trenchev, Mike McGlone, Bloomberg