Two things can be true at the same time. 1. Most unintended acceleration events are user error across all vehicles. 2. Some small number of Toyota unintended a

Two things can be true at the same time. 1. Most unintended acceleration events are user error across all vehicles. 2. Some small number of Toyota unintended acceleration events were caused by low quality software on the ECU and a very badly implemented watchdog that did not implement brake override or other safety measures.