Undiscussed: the paying customers would understandably be outraged to discover live code which they paid for was created by non-employees operating without pay under adverse conditions. You want to work for a company that would do that to their customers?

ETA: I'm referring to product integrity. Do you want a highly complex and specialized product developed, at least in part, by people whose total exposure & involvement lasted less than a day and had basically no incentive to do it right?