This one really hums going down the road.
http://news.cnet.com/8301-11128_3-10279809-54.html?tag=newsLatestHeadlinesArea.0For $300 - 500 less, you can get a Triumph that easily goes twice as fast, 4 times as far between "charges" and it only takes 1/60 as long to get it back to full "charge". BUT, you can't get a Triumph at Best Buy.