https://www.atlassian.com/git/tutorials/git-subtree

> Introduces a very messy and complex history which would not work for the repo of our size > Apparently the support in git is buggy and can lead to problems in the repo (the SO is full of examples) > Doesn't support cloaking

(I think by "cloaking" they are referring to https://github.com/premun/dotnet/blob/766c564dd379e634c38739... )