Well personal enjoyment is what really matters and if nobody tried crazy tihs like that, the world would be a boring place.
Not sure if you've seen these already but if you havn't it should get the gears turning.
http://www.youtube.com/watch?v=EdoGnvPxXJw&fmt=18
http://www.youtube.com/watch?v=0HyhUusmQlQ&fmt=18