As for me, this is a good option to earn Bitcoins was relevant in the distant 12-13 years. Cranes gave a bit of coins, but if you collect them and do not sell at the time of the cost of a cue ball of $ 20,000, you could have earned money without investments. Now, of course, it is better to trade and participate in various ICOs. But the way is really working. Again, no one has canceled investments with high and medium risks.