High Tech Insulation....

“Geeze, if this stuff can weigh a pound for a block largewr than a man, and that block can hold the weight of a small car, think of the possibilities if they bond it to something like goretex!

http://science.nasa.gov/newhome/msad/aerogel_update.htm

http://www.llnl.gov/IPandC/op96/07/7d-aer.html

how about a 8 oz -10 degree bag?

Nah, forget the bag requirement how about a 16 oz insulated tent that removes the need for insulation in a sleeping bag?

Ah, the future is bright!”