"Unfortunately, the fundamentalist FOSS mentality we encountered on Reddit is still alive and well. Some Linux blogs and Podcasts simply won’t give us the time of day. This is not a problem with the mainstream tech blogs and is a problem unique to Linux." It seems weird that this guy will try to promote his product to the Linux community and chooses to do it by insulting its user base. While not all Linux users have…
Personally, I am a fan of FLOSS. What's not to like? But sometimes private companies compelled to compete in a free market produce better software. Seems to be especially true of consumer facing software. Think Gimp vs. Photoshop or Sketch.
Also, I don't think this is true anymore: "most got attracted to the platform for the advantages of its open and freely usable code". It used to be true, but I think Linux has wider appeal now. And I think that's a good thing.