God, this is going to be boring. But you did ask.
I'm not talking about sailing through a red light hoping things will be OK.
Here's another example:
Imagine four lanes of traffic, two in each direction. Cyclist wants to turn right at lights into side road. If s/he waits for the green light...
The difference is that a rider RLJing (though this is usually safe, and often makes things safer than waiting) is only putting him/herself at risk. A driver parking in a cycle lane is forcing vulnerable road users into sharing with vehicles that can kill them.
And please don't say "bike...