Both Bitcoin Cash and BitCoin Core will dominate the markets.
I expect Bitcoin to hit 50k minimum by the end of 2018.
Bitcoin Cash, expected to hit 10k by the end of 2018.
IRS will have major compliance issues, and will not be able to successfully audit individuals in the Crypto space. I believe the media will attack those buying Bitcoin. Those attempting to buy bitcoin, will have an extremely difficult time getting Bitcoin in 2018.
The world is ready for a new currency, and digital currency will be established for your favorite retailers in 2018.