Jonas Beckeman

Hi, since `All()` returns true on empty enumerations, I suspect [this line ](https://github.com/simpleidserver/SimpleIdServer/commit/8249c7025f5ff70dc9b5fb2bd30982eb38cfd718#diff-8a00cc42f1bfc25a2a9861b14450e17b118de260e60195fd8993e08f904efbabR113)should check `Any()` first? `return filteredChildren.Any() && ...`

I've tested the 2.0.6 branch, and the added conditional above seemed to be needed - otherwise exceptions will be thrown even for the "duplicate" existence of e.g. the property "members"....

I'm confused by the lack of communication here, especially given that so many projects are dependent on this library (and that the 3.1 spec was released >3 years ago). It...

Great, thanks. Please consider keeping us updated on the progress - I suggest keeping the [the milestone page](https://github.com/microsoft/OpenAPI.NET/milestone/8) updated with the latest info, plus adding a link to it from...

The commit history (pretty much only lib bumps lately) and the lack of communication gives me the feeling this project is abandonware. and that the real work is being done...

Fantastic to finally get some honest messaging, I'm sincerely thankful. I think if you look at past comments here, the main issue is the lack of communication; silence breeds speculation....