@bobinson are doing a NFT that has cross-chain swaps and I believe layer 2 to layer 2 communication just needs to point "SONs" at each chain or nonchain to connect "pipes."

I'm super excited about the SON tech and how this will change the game for cross-chain communication for Hive.

SPK network tech overview, at the bottom you'll see the NFT section to read more. https://hackmd.io/@9j-5X3PkSkmpUakLiRPFgw/HJIcRkcgK