I don't necessarily have an opinion either way in this discussion but wanted to point out that Intel's latest MKL library does seem to be done as an open source

I don't necessarily have an opinion either way in this discussion but wanted to point out that Intel's latest MKL library does seem to be done as an open source project https://github.com/oneapi-src/oneMKL https://github.com/oneapi-src/oneMKL