Ah, I see what you mean. Yes, effects are always a set in terms of the final monomorphised type. This is an interesting case though, so I'll look into it furthe

Ah, I see what you mean. Yes, effects are always a set in terms of the final monomorphised type. This is an interesting case though, so I'll look into it further and see whether I can come up with sensible, unsurprising semantics. Thanks for pointing this out!