On Aug 27, 12:29*am, " wrote:

Be aware that attaching an object to the exterior of the glider will
likely invalidate your airworthiness cert. and thus your insurance
coverage, especially if the ship is standard airworthiness.

I found the following picture on flickr this week that I think
illustrates your point quite well:

http://www.flickr.com/photos/83371935@N00/3852830788/

Sure, he got some great pictures with that rig, but to call it
frightening would be an understatement.