Sorry if this has been reported elsewhere already, or if this is explained in docs somewhere, but I don't understand the contents you have in https://pkgx.dev/pkgs/. Lets take a few popular project...
He had an interview with Google and they asked him to invert a binary tree, which is essentially taking a tree of data and swapping the positions of all sibling nodes.
While most people agreed it was a pretty pointless question to ask at an interview, mxcl had a full "don't you know who I am" shit fit on social media.