As opposed to so many takes on "flow based" programming, which present some imperfect nodal representation of the program, but rarely can the user make sense of what's going on by seeing stuff moving around as the thing executes.
And by the way, be sure you're ready to sink some time in if you're curious about this game...it's just too good, and I've had to consciously reduce the time I'm spending, because I could just keep optimizing...building...expanding...optimizing...it's built in the shape of the reward center of my brain.
Yes, it's like a distillation of the feeling I get from the most enjoyable parts of my job, risking productivity loss from real world responsibilities until the complexity rises high enough to require project organization and advanced planning of tasks that are the least enjoyable parts of my job, along the lines of:
"Crap, I have a sudden urgent need to deal with enemies creeping out from beyond my radar range that will push back operationalization of my proof-of-concept production pipeline. I'd estimate 3 man hours are required to perform a one-off fix on the enemies & radar expansion, maybe 5 to automate long-term... damnit I need a break, let me VPN into work to decompress from Factorio stress."
And so if sales are biters, where do lawyers rank?