It will really come down to good and bad actors as well as governments chasing them through policy crafting and regulation that will see this stuff become common place or effectively outlawwed and sent to the unregulated black market.

Those drunk on power tend to want more, totally agree with it being a huge factor in potential stifling.

Damn overbearing governments and such... I think as crypto gains more and more traction we'll only see their attempts to regulate ramp up in more restrictive means, towards those still engaging in the old system.