Pretty sure you guys should have a good leg up in the use-a-thon with a working product. I like seeing where you are going with this and it should really create a good added value for each chain. The more integration and co-operation of different blockchains there is the easier it will be for crypto to mass adopted.
RE: Byteball Use-a-Thon: The GB to STEEM Exchange - Our Working Concept is 30+ Days Into Testing