“Vetting” can mean delegating due diligence to the publisher (or repackager) rather than personally reading the source, but that means vetting the publisher instead. And there is a finite number of those that you can maintain vetted trust in at any one time. You can’t just assume that the “community” somehow automatically protects you against bad actors. It might, but it’s been shown many times that it might not; sometimes everyone thinks someone else would have spotted a problem and no-one does