Also, this just in from the Science World:
MIT researchers just developed (as of September 2019) a new BLACKEST BLACK which is more light absorbing than Vantablack
While I think they are pursuing a patent, this article indicates they plan to make it “freely available to any artist to use for a noncommercial art project”
http://news.mit.edu/2019/blackest-black-material-cnt-0913
if you’ve ever wondered what it’s like to live in the midwest, this is it.