I am not an investor and have very vague clue of such eccentric valuations but let me get my facts straight. An app which is analogous to a "teen trend", genera

I am not an investor and have very vague clue of such eccentric valuations but let me get my facts straight. An app which is analogous to a "teen trend", generates no revenue, has a very little or no clue how to either, is worth $3B? Does the brand value and niche matter more than possible potential of company, "money-wise"?