I am the author of the blog post. I went for a walk and when I came back I found this mess. Excuses to those that could have felt offended by the comments post

I am the author of the blog post. I went for a walk and when I came back I found this mess. Excuses to those that could have felt offended by the comments posted by some readers. Nasty comments have been deleted. Insults and personal fights are not acceptable in the comments section. Please, feel free to contribute new comments to keep a useful discussion going. Cheers, Julio