A trader just made a million dollar bet that Bitcoin would be over $50k by the end of 2018 A large trader (or traders) just plopped down a million dollars betting that Bitcoin would hit $50k sometime in 2018.
Well let's wait and see if bitcoin will hit the 50k price in the end of the year. It will be a big miracle if that happen. So the best we can do is buying as long the price affordable.