That's true whilst it is treated as effectively a foreign currency. It may start to become irrelevant if bitcoin spreads and is generally held and used as a currency for earning income in, paying for labour/goods/services etc.
But you could have said the same thing about email/the web in the past.
A global communication network and protocol without anyone using it is pointless. The same for a global value transfer protocol. It seems obvious _a_ protocol, probably blockchain based, will gain mass adoption eventually.