It's too bad it hasn't been updated. The comments in the thread were overall very positive. Doug Ide posted some very good links that should be read. Unfortunately, there are many blogs that rival some of the BPL reviews these days.
About a year ago I posted the same question, and Eugene replied what else did I need to know... there was ample information on the Web; and he was right.
If you want the best wind-shedding shelter for the weight, buy one. But ignore the posted weight, by the time you seam seal it, add guy lines and substantial stakes it is going to weigh a lot more.
I only take mine when I expect nasty weather, and it meets all my expectations.