Well I'm saying that all these people have a livelihood. Within that they are able to afford to volunteer time. That is a somewhat privileged position to be in.

Well I'm saying that all these people have a livelihood. Within that they are able to afford to volunteer time. That is a somewhat privileged position to be in. In a really good and positive way. Nonetheless a lot of people that want to do important work in one field or another, need to be able to make that their livelihood. Usually because what they do has not got the automatic financial value attached of something like Machine Learning.