Always takes them a little while for new models to get their props out. At least it (hopefully) means they aren’t just ripping off DJI’s design and passing them off as ‘improved’ 
Do they make a difference to battery life?
I just wondered as not so much 'energy is being converted to sound but is this at the cost of available lift perhaps & why have people gone back to stock what’s the issue.
Purely curious with this new toy and what bling I can throw at it, like being 17 and getting your Mums booted Vauxhall Nova handed down to you…cover it in glue and drive through Halfords..