They can always reward the author, which mostly certainly will make a specific business friendly license for them.
replyThanks for pointing that option out! Yes, I am a simple man: you can buy any software I've ever publicly released for the right price. I don't know what those prices are in advance because I've never thought of it, but if you want to give me $10M for some tool I wrote so that I can provide generational wealth to my family, drop me a line.
replyOf course, no one has expressed interest in doing that yet, so this is purely hypothetical.
That totally makes sense and I do appreciate why that would be a problem for some users.
replyAnd yet, this is a single-user labor of love by one person hosting it on FSF’s servers. I don't know them, and this is pure conjecture, but I suspect they probably couldn't care less if that made it challenging for commercial users. There are plenty of other Lisps for them to choose from.