Efficient market hypothesis and cryptocurrency prices

Person 1: Does efficient markets hypothesis holds good for the market value of cryptocurrencies at the moment?

Person 2: The underlying technologies of bitcoin, ethereum, ripple and others, are new, fast evolving, complex and esoteric. No detailed investment research material is available to sizable section of the investors.

Person 1: So, anything can happen to the value of the investment?

Person 2: Yes, an investment here is a bet on a concept of the future, a venture bet.

Person 1: Phew! So that means efficient markets hypothesis does not hold good here?

Person 2: Yes! As of now.