Having myself stuck my foot in my mouth (or on my fingers, as the case may be) online, I thought this NYTimes article was very interesting:
http://www.nytimes.com/2007/02/20/he...ce&oref=slogin
I loved learning some of why internet stuff can get so heated so fast. And a big apology to anyone's feelings I may have stomped on at any point... my orbitofrontal cortex wasn't watching my amygdala!