I agree with you because BTC can change a person's economy, especially for people who invest in 2017 early who are very sure they have got a big profit, I myself actually got a little extra funding for my life because of cryptocurrency. I did a campaign bounty and so on which produced coin coins, little by little changed my economy, and indirectly it was caused by cryptocurrency too 
Its been tested on the market Bitcoin remains on the top among all the Crypto and ALT as posted in the market, it was beaten by the drops of its price value but still able to come up and remain stable in the trading market, the good fundamentals, consumers confident behavior for Bitcoin i think is one of the most important indicator for its survival in the crypto market...