I read the whitepaper some time ago (and may be incorrect) and from what I've understood, predictev will use the accuracy of the predictions as one of the factors in rewarding the tipsters.

Since @natedogg has been engaged with our community here (before we were as organized), I think that we should support his project. Sure, it will take much more than the small steemit's sports bettors community to succeed at large, but it can't hurt it either.