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i have to say that you used to post at least some sensible comments during your time as an instructor, although with a bit of an over-inflated opinion of yourself; however, since you joined the world of the grown-ups all sense has evaporated.
the post above has all the tone and depth of a schoolboy's analysis of the aviation industry. your short time in go has not equipped you sufficiently for such broadbrush rash comments.
remember robust counterpoints demand robust points in the first place.