This is due to the compensatory phenomena; split-brained patients progressively acquire a variety of strategies to get around their interhemispheric transfer deficits.
Additionally, by disrupting proper synaptic function through nicotine exposure, the overall circuit may become less sensitive and responsive to stimuli, resulting in compensatory developmental plasticity.
The verdict included $134.3 million in compensatory damages and $270 million in punitive damages; total judgment to the plaintiffs amounted in $405 million.