He also was pushing code to a branch on the same repo three weeks ago: https://github.com/Ataraxy-Labs/weave/commits/fix/utf8-panic... but is acting in this post like he just discovered the project.

Yup he works at Plane, and he used weave in merge conflicts there which helped him, he just told about it. He has been contributing and using weave since then.

Yeah he is the other contributor to the repo.