[Guy 13]

http://www.businessinsider.com/trifecta-e-bike-features?ref=yfp

[WGH]

"...you will be asked to place a 50 percent non-refundable deposit down ($14,000).

What could possibly go wrong?

[weatherman1]

http://www.vivax-assist.com/en/unternehmen/  This company makes the drive assemblies and most mountain or road bikes can be retro-fit for far less money than the bike in the earlier post.  The professional bike races are now screening for bike  dopers.  Pedal on!