You need to sort out how you mount the cam man, as lovely as your renthal bar pad is it doesn't deserve half of the screen for the duration of the vid. Looks like a pretty good quality image though, just sort out how you mount it and get the angle straight
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Is that bits of piston ring firing out your tailpipe?
For the wind get some foam for the little mic that should help the noise of the wind. Trust me Karaoke with no foam heads on the mics are awful when people sing without them.