1-) we need to stop the scammers so that governments and banks take seriously the crypto world
2-) we need to stop manipulating the volumes in the exchange
3-) we need to have serious exchanges, committed to serving their customers well
4-) we need to stop with pump and dump schemes so that governments and banks take seriously the crypto world
These are growth only focusing on the speculative aspect of bitcoin and certainly disregarding fundamentals which I think is growth stunted overall. Growth would always be on and off in this scenario, as there would be times wherein people would be making money and people are leaving for other opportunities.
5-) we need to stop the shitcoins that increase every day
This can't be help, unless sturdy and steadfast regulations tackling ICOs in the face are established.