......[1] "Full" node means different things in these different designs, but I have equated them in the sense of the node that must have global knowledge about either all the transactions or in LN's case all the payment channels.
I'd be interested to see if you can solve an issue that people underestimate as needing resolution: how to prove full node is actually a full node.
Along the lines of :
https://bitslog.wordpress.com/2015/09/16/proof-of-unique-blockchain-storage-revised/Name:
ION works great as a name.
Perhaps with a clarification to the average consumer: ION:
Self-banking made easy