Am I reading right that the network here is an MLP with a single hidden layer of 50 neurons? It's a fun project, but I think the author would have benefitted fr

Am I reading right that the network here is an MLP with a single hidden layer of 50 neurons? It's a fun project, but I think the author would have benefitted from spending more time on finding a reasonable network architecture instead of jumping into the (admittedly alluring) quagmire of RL.