"Early" vs "Late" is delineated by the start of the seventh month of the year.
All major functionality must be present, but "minor" features (confetti, graph annotations, manalinks) can be broken.
Newly submitted answers must be in the provided format. (Option available just in case this market ends up running long) Also, they will be declared invalid if they are submitted out of order. The Oldest sort must be preserved at all costs.
1,000
3.00@JamesEdingtonAdministrato Doesn't have to be directly descended from Manifold. But it's hard to imagine someone would converge on all the same major features if starting from scratch.
@marketwise A few people have tried and given up. I'm told their infrastructure is a bit o f a haphazard mess, so it's not well suited to this at the moment.