I don't think he's allergic to others trying something new, I think he's just saying that the most important information for them to provide when doing so is "h

I don't think he's allergic to others trying something new, I think he's just saying that the most important information for them to provide when doing so is "how is my approach different to/better than the existing tools?" Which is a valid point, IMO. When there already multiple widely-used tools that do X, marketing your new tool as "Does X!!!" isn't very compelling in itself.