On Aug 9, 4:29*pm, John Cochrane
wrote:
I wrote a "contest corner" draft on Flarm in the US, motivated by my
experience with it at WGC.

http://faculty.chicagobooth.edu/john...ers/flarm.html

It's here, and it really helps with glider to glider midairs which are
the main problem at contests.

John Cochrane

Bravo John....................thanks for the link, and count me as on
of the "let's all get one" gang.

Brad
199AK