It's not a secret and it has been discussed before.
Hunter Brown and Paul de Bakker have separate jobs in different states IIRC.
Heads Up Kites was going to be doing the sails and one of the 2 would then finish the kite.
At least the Manta is not available at this time.
Website updates have stalled.
Lead times are long if available at all.
Sorry if I riled your feathers kiteclique. I thought you knew more than the rest of us and would answer the question better than I ever could.