On your own what have you observe or Sense that's a challenge behind Bitcoin growth. I think you should have given us your experience or thought of what you should assume is the problem of Bitcoin. Nevertheless, Bitcoin what i know that brings down Bitcoin adoption is scam. Because it assume that many people are using cryptocurrency and especially bitcoin to scam people intercontinentally. Secondly government is another thing mostly countries kind of governance are another factor that's spreading negative information that demoralize people not go into Bitcoin.