Minimal Viable Plasma

[kz]

I believe the solution for

@kladkogex

Understood :-))) IMHO reporting fraudulent withdrawals is doing work for the common good and not specifically an action to avoid personal financial loss … Since they will have to pay roughly $1 per fraud proof the question is why a particular user need to pay $1 to serve common good …

is

@denett

You could probably solve this by requiring a exit deposit in ether (larger than the fraud proof transaction fee). This deposit is returned together with your coins or is given to the person who proofs your exit is invalid.

You can probably design the system in such a way that requiring an exit requires a lot more ether than what is enough to cover fraud proof.
In that way the reporter of fraud proof could actually earn fee for doing work for common good.

That should align the incentives in that regard as far as I can tell.