I don't think earning bitcoin is as easy as you have stated. But this is true that these days bitcoin can be used in almost everywhere including many supermarkets to hotdog shops. Even we can book flights with bitcoin, on the other hand with bitcoin debit cards even in the places where bitcoin is not accepted directly we can pay there with those bitcoin cards easily. Bitcoin is evolution in the fiancial sector and yes it is new era of currenccy

Bitcoin is attractive as an asset to hold because of it's scarce nature. Bitcoin is also attractive as a currency because it's borderless, permissionless, and pretty fast and cheap. So for some use cases like buying a VPN, bitcoin is the best currency.

Social Media can influence the bitcoin growth, Why? We all have those friends, that maybecame interested in bitcoin, just talk to them and let them be curious about this Bitcoin and how it works.. And once your friends knows what bitcoin was, he/she will tell spread it..

Why does fastfood can kill us?

Now a days, lots of people became busy, they doesn't want to me late at school, works and etc. So that they want everything to be instant, that is why there's a Fast Food Restaurant.. But they don't notice that eating so much of fatty food which is served by Fast Food Restaurants, not all Fast Food Chains serve a healthy meal! Even it looks like healthy it didn't, it has lots of MSG..  Fast Food can kill us for being sick, like obesity, unhealthy lifestyle and cancer.. That's why Fastfood can potentially kill us.