[quote uid=5765 name="cwah" post=231218]<br /><br />But one option would be to have the pedal at the hand level, and that wouldn't look too gimmick and allow 15mph on the road as e-trike[/quote]<br /><br />Absolutely, such hand pedal trikes are already made and on the market.<br />.<br/>
A very good rider of an offroad hand pedalled trike was involved in the design and build of the single track at the new Lanhydrock bike hub.
His gopro video of a trial run of the Timber Trail, I think, is inspirational.