According to the article, Rocksteady’s placed back on single player games and WB is planning on focusing on their main moneymaking IPs.

So there’s a chance something good might come out in a few years, but a lot of the old people seem to have left. Decision-making departments might be lacking experienced leaders and this might end up causing hiccups.

I’d say someone did learn something from this, but it might be too little, too late.