I wish I had written both of these articles - they're extremely well written, and they'll give you a perspecitve on wireless that you won't get from any of the conventional sources.
I recommend them highly, and I think they're both exactly correct in their assertions.
Harold Feld - My Insanely Long Field Guide To LightSquared v. the GPS Guys.
Matt Larsen - Rural Broadband, Picture Essay.
Thanks Guys - you've inspired me to get back on the wagon in the saddle.