I would pay really close attention to the transaction costs of Bitcoin, the same thing happened in 2011-2013. Bitcoins transaction costs ran up and so did its price. After that transactions costs fell to nearly $7 and the price of Bitcoin tanked by over 90%. You can check this out for yourself on blockchain.info and see that the driving factor behind Bitcoins price has a lot to do with its transaction costs. Now, if the transaction costs continue to increase so will the price