I think all this illustrates is selective memory. You remember some cyclists swerving because that frightened you. You don't remember all the times the interact

I think all this illustrates is selective memory. You remember some cyclists swerving because that frightened you. You don't remember all the times the interaction went smoothly. The irresponsible cyclist who killed a woman is just that--irresponsible and reckless. This is orthogonal to the fact that he was on a bike at the time.