You are doing something right, author does some pretty unusual things: - Setup custom kernels in Jupyter Notebook - Hardlink the environments, then install sa

You are doing something right, author does some pretty unusual things: - Setup custom kernels in Jupyter Notebook - Hardlink the environments, then install same packages via pip in one and conda in others - install conda inside conda (!!!) and enter nested environment - Use tox within conda I believe as long as you treat the environments as "cattle" (if it goes bad, remove it and re-create from yaml file), you should not have any problems. It's clearly not the case of for the post's author though.