Does it matter what happened before? Is there _any_ circumstance under which that's appropriate or even justifiable behaviour for a CxO, no matter what had hap

Does it matter what happened before? Is there _any_ circumstance under which that's appropriate or even justifiable behaviour for a CxO, no matter what had happened in the preceding few moments? If your CxO isn't capable of maintaining professional behaviour in front of arrogant researchers or blackhats boasting in public, I'd suggest it's well past time to be polishing up your resume and moving on...