tainaor - you make a very good point. i was just suggesting that if the majority of the posters are not wanting to discuss Birdstep then an alternative is to invite them to the BIRD iHub board.
just making a suggestion.
personally it doesn't bother me. in fact it expands my undrestanding of the sector to more of the wi-fi technciacl data which bbaazz, michael, and others have provided.
invest at your own risk, based on your own due diligence, at your own risk tolerance