The worst part of this great tool is that you can quickly become highly reliant on third party plugins that come with Playmaker actions. If these are missing, your party is over.
I know that current times are getting harder for everyone and PM 2 is nowhere to be seen, but it feels like PM could enjoy an extra coder if only to implement all the services and related functions that Unity provides and also the major native functions of the most popular systems games are published on.