Here is the easiest way I can explain it: Bitcoin is a social phenomena - no government or company backs it. The only reason it has value is if people value it. Bitcoin promoters have convinced people it's a store of value, like gold except digital. As the Cult of Bitcoin spreads, it doesn't take that many new enthusiasts to push the price up, as unlike literally all other commodities on earth, the supply of bitcoin…
The only reason anything has value is if people value it.