Based on the title of the post, the ending, and the context of other things he writes and talks about, I think the message is this: Let's stop the language bike

Based on the title of the post, the ending, and the context of other things he writes and talks about, I think the message is this: Let's stop the language bikeshedding and get on with more important things, like disciplines that will raise our professionalism and the quality of our software.