> my point is there are dozens of other convenient questions you can ask to filter out projects Absolutely. And I agree with you that "Is it widely used in pro

> my point is there are dozens of other convenient questions you can ask to filter out projects Absolutely. And I agree with you that "Is it widely used in production?" is a better filter. But that does not diminish the value of the filtering done by "Is it properly documented?". After all, it's not like we're limited in the number of criteria we can use to filter out bad projects.