Our quick take from two days on Capitol Hill attending the NGA's American Graphene Summit: 1. Some government agencies (DoD) are cautiously optimistic about graphene, others (NIOSH) are simply cautious, while some (NASA) believe it's not ready for prime time yet, and rightfully so. The point is, as stressed in Day 1's industry discussions, there is a variant of graphene for nearly all applications. 2. "Low quality" and "impure" graphene still exists on the market, and it w