[...] or weight based shares" (slush's pool) which favors faster cards and devalue's shares over time after they've been solved.
If you are going to make such an accusation, can you please show any mathematical/statistical proof of this?
I'll step in and elaborate here... Where we say "favors faster cards" we mean from share-to-share.
We're not aiming to be fair to someone a week from now, or two weeks from now. We're looking to be fair for
right now, because not everyone mines constantly. We want to be able to provide credit for work that is done, when it is done, and have it maintain it's value for what it is.
By the end of a round, 1 share should = 1 share, not 5% of 1 share.