Why would a significant portion of jQuery users want to be unpaid QA testers? It surely is a noble cause and is great for the community at large, but it's naiv

Why would a significant portion of jQuery users want to be unpaid QA testers? It surely is a noble cause and is great for the community at large, but it's naive to expect that more than a tiny minority will actually contribute when they can just sit back and reap the rewards. ;)