Being "seated" is not, but being "boarded" actually is, with respect to being bumped. Generally, being boarded means that you can only really be removed from th

Being "seated" is not, but being "boarded" actually is, with respect to being bumped. Generally, being boarded means that you can only really be removed from the plane for inappropriate behavior, otherwise your removal is considered by definition involuntary, which means more compensation (and cash compensation, at that - which I know is changing soon).