https://www.reuters.com/article/us-tesla-results-conferencecall/teslas-musk-calls-wall-street-snub-foolish-but-defends-his-behavior-idUSKBN1I51C8 >Tesla Inc Chief Executive Officer Elon Musk acknowledged on Friday that it was "foolish" of him to snub analysts on a conference call earlier in the week, but further needled Wall Street with a series of accusatory tweets.