I believe the contributors would be credited in the final film.
It's a contextual thing. I'm not cheap, but with the recession going on, I'm more inclined to give money to folks that could use it, pay bills/ buy food/ save a life/ than to fund home grown entertainment projects by individuals that may very well have $ in the bank. Even if I wasn't looking for back end residuals : $$, credits, free art. Short sighted or shrewd? P.