ah, didn't notice the Terran Hegemony mention there. TRO: 3057 simply says that despite their light armor, a lot of Aegides survived the Exodus and are still staples in the Clans to this day, with Jade Falcon fielding the majority. From that, I guess one could infer that, staunch traditionalists that they are, the Jade Falcons prefer the venerable Star League era design over others when available, but that's reading between the lines more than anything outright