wurm | Massively multiagent reinforcement learning in a slither.io | Reinforcement Learning library

EDIT:

I'm going to leave the answer below so the children of the future will know what not to do, but here's the update:

TIL that cut-and-paste does exist - see dialog with @mklement0.

Unrelated to the issue of cut-and-paste, if you look at @mklement0's answer, you'll note that he uses dot notation to select elements within the xml document, while I use xpath. In certain situations where elements are buried 10 (or even more) layers deep under , xpath may be a better tool; compare $xml.Root.imdi.Session.MDGroup.Actors.Actor with $xml.SelectNodes("//imdi//Actor"). I know that some (many?) people downright loath xpath, but I personally feel more mentally comfortable using it.

So in @mklement0's honor, here's his solution, translated to xpath:

Replace the long foreach below with: