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xkcd #2932: Driving PSA
(imgs.xkcd.com)
Alt text:
This PSA brought to you by several would-be assassins who tried to wave me in front of speeding cars in the last month and who will have to try harder next time.
Even on that, a driver in the right lane must exit. If they want to continue to the left, they are required to make a lane change, in which case all lane change rules would apply.