<p>➀ Joseph Lucas (Electrical) showcased a transistor-based car ignition system at the 1961 Geneva Motor Show, replacing traditional coils/magnetos; </p><p>➁ The system used a flywheel as a generator to induce high voltage, initially targeting racing cars with potential for broader adoption; </p><p>➂ The article reflects on historical advancements in automotive electronics and semiconductor applications.</p>