Out of curiosity, has anyone heard similar frustrations from the authors of major open source code bases? Eg, has Linus ever felt frustrated by all the million

Out of curiosity, has anyone heard similar frustrations from the authors of major open source code bases? Eg, has Linus ever felt frustrated by all the millionaire tech company founders that built their product using Linux and/or Git, but didn't open it up as he did with those two projects?