"Members are required to have an PhD in Mathematics or Computer Science related disciplines as well as being authors of FLOSS/Free Software." First of all, it is "a PhD", secondly, this looks like the typical scientific ecosystem power grab that we have seen multiple times in the US. In the Python scientific space, people doing actual work are exploited ruthlessly.
Reading the website this is for committee members only (it has nothing to do with if a project is eligible). This seems to largely be a requirement for tax reasons. As a side note, I find it unfortunate that often when things like this get posted, e.g. a foundation who supports free-software in this case, the first posts are not "this is a great thing", but instead someone goes through the website until they find som…
An alternative perspective is that the original commenter is doing the authors a favour by highlighting that their writing is currently easily misinterpreted and would benefit from revision.