Some drivers seem to resent the idea that they should have to share the road, or slow down for anyone. Even if cyclists do everything right, they're still slower than cars, and so will present at least a minor inconvenience for drivers.
In Canada the fight has gotten nasty, with governments in Alberta and Ontario putting forward legislation that could remove existing bike lanes.
In Canada the fight has gotten nasty, with governments in Alberta and Ontario putting forward legislation that could remove existing bike lanes.
https://www.cbc.ca/news/canada/toronto/ontario-ford-bike-lan...
https://www.cbc.ca/news/canada/edmonton/alberta-government-b...
Maybe "hatred" is too strong of a word, but if I were a cyclist in Toronto or Edmonton I'd feel rather victimized.