Bitcoin is already outdated technology, that is being used as an object for speculation, instead buy the coins I recommend:
EOS (Long term)
Steem (Now)
Bitshares (Now)
Bitconnect (short term)
Follow me here for the best free crypto advise: @lasseehlers
RE: As Bitcoin Breaks All-Time Highs Near $18,000 Its Future Has Never Been So Uncertain