My dad was stuck by lightning (TWICE!)

The video features a conversation between a father and daughter about the father's experiences with being struck by lightning twice. It includes a demonstration of how lightning forms using a PVC pipe and metal sphere, explaining the difference between voltage and current. The video emphasizes the dangers of lightning, provides safety tips, and concludes with a reminder to stay indoors during storms.

What involuntary reaction did the speaker experience during the second lightning strike?

What are Lichtenberg figures and how are they related to lightning?

What is the significance of the speaker's experiences with lightning in relation to safety?