When you split lanes and die as a result, you can bet it will be the four wheelers fault.
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Given that the tactic is illegal in most states, your statement is false on its face.
When you perform illegal maneuvers in traffic and die, it’s your fault.
The statement is true in both states where it is legal and those where it is accepted practice. The exception would be the unusually irresponsible bike rider.
I implied after it’s made legal, like in AZ.