RE: Glascat
No, no, and no. The ONLY thing that could stay flexible at cryogenic temps for pre-liftoff AND not ablate away during the aero-thermal environment during ascent (or going up-hill, as the astronauts say) is........ Essence of Jensen!
The secret substance that Gordon alluded to when he asked what the original GlassCat was glued together with.
AHHHHHH! It wasn't aeropoxy!!!! Hopefully it is simply generated by a Bunny.