I presume it's because we've already had a digital wallet like this for like 7 years or so, while EEA countries presumably don't, so there's nothing to write about them

Thank you for pointing this out, I just went ahead and donated to OBS Studio explicitly mentioning this policy as a reason

But foobar2000 already has an osx version (https://www.foobar2000.org/mac), I've been using it for years.