While that was an improvement from before, it pales in comparison to GitLab.com's free private repos with no contributor restrictions. Additionally, GitLab.com offers free continuous integration/delivery for both open source and proprietary repos. GitLab is also source-available.

https://about.gitlab.com/pricing

https://about.gitlab.com/solutions/open-source/program

GitHub is doing the bare minimum to compete while relying on network effects from its existing user base - better than nothing, but not enough to justify showering Microsoft with praise.