Earlier quoted context omitted.
That's correct. Drunk drivers are frequently completely unconscious by the time they crash a car, and can have been for quite a distance down the road. Can't happen on a bike.
One could envision that last beer or shot not having taken full hold when the cyclist gets on the bike. One could also envision balance being sufficient but reaction time not. Have I crashed my bike at the bottom of a hill while drunk? Yes, yes I have.
Injuring yourself due to alcohol is bad. Hurting others is inexcusable.