That does seem like the same arguments that are made prior to just about anything becoming mainstream though. I'm not saying it means nothing that python has so

That does seem like the same arguments that are made prior to just about anything becoming mainstream though. I'm not saying it means nothing that python has so much mindshare, but the same could have been said to pythons predecessors as well. You're right about commercialization not being about technical excellence, in the short term. In the medium and long term, it's the advantages of recent technical excellence that drives a lot of commercialization.