All the stories I have seen here on this post seem to be of the type of pretend traders, not following the market.
When you find that you bet wrong on a trade, you fix it, and fix it quick. Losing money trading happens 40% of the time.
Most people on steemit KNOW that crypto-currencies are the wave of the future. They are so good that the central banks are going to try to create their own. But, by the time they do, crypto-currencies are going to make a quantum leap forward, and that is all she wrote.
So, the future:
For Certain: Crypto-currencies are going to be the future. It is just a matter of time before all the fiat paper money is gone. This means that crypto-currencies are going to miss the moon, on its way to Jupiter as real wealth starts converting to cryptos.
NOT For Certain: Which crypto-currency is going to rise the fastest, or be the biggest, or be the best.
McAffee is correct. Bitcoin will hit $500,000 a coin. All that needs to happen is that any of the large investors actually get a path into bitcoin. It is almost guaranteed to happen. Thing of your losses in that light.