Bitcoin creates value for both earlier investors and for new ones, providing more and more opportunities for using currency, the amount of which, moreover, is limited. It's not deceit and not stealing, but just the good old law of supply-demand in action, or in other words, the ancient economic principle, in the service of the newest currency system.
Bitcoin does have a value because of course, it is a type of digitized currency. If we talk about currency, you can say that this material is a currency if it has a face value. Its the same as the traditional. Not Anyone can manipulate the value of bitcoin.