If trading was predictable, then everyone would be engaged in it. So everything is logical. Those who are engaged in trading want to get income, and therefore must take the risk.

I understand that a significant part of the respondents heard about bitkoin from news about how he grew significantly. And these are people from different years)

Because you can not steal bitcoins through emissions and inflation. For these purposes, only fiat money is good.

Monero.
And against Deeponion (to the final product they are still very far away).