I'd honestly like to know too. In my _professional_ life, I am not aware of anyone who would bat an eyelash at swearing in a professional presentation. Indeed,

I'd honestly like to know too. In my _professional_ life, I am not aware of anyone who would bat an eyelash at swearing in a professional presentation. Indeed, some of the best panels I've attended at well-known conferences have been pretty rough, language-wise. But they were, indeed, great panels! It seems like about half of the commenters here are having trouble parsing the relationship between content and delivery.