Has there been any research on multi-party payment channels? That is: A payment channel between 3 or more people.
"any research" includes but is not limited to:
- considerations of the concept of such payment channels existing
- compilations of associated advantages and disadvantages
- compilations of associated problems
- considerations of routing through a network containing such payment channels
- implementations of multi-party payment channels
- implementations of routing through networks of multi-party payment channels