There are certain things guaranteed to set off an internet firestorm. Talk about climate change, mention Monsanto, or bring up the treatment of women in video games. And you can, especially in recent years, piss off a whole bunch of people simply by writing about bikes and cars. Nothing seems to bring out the angry caps lock and personal attacks faster than transportation issues.
A recent report showing more cyclists are dying on US streets prompted a remarkable number of stories about cyclist safety. And in the comments section of each, people rehashed the same tired arguments over and over.