From key trends to fundamental details, understand everything about Youtube Career & Lifestyle [2023 Update] in our latest feature.

• Mark was a member of the team working on Apple’s virtual reality-based motion sickness treatment.
• Mark has been interested in engineering since he was a child. He designed a pair of goggles to prevent tears while chopping onions.
• When working at NASA, he worked for seven years on the Curiosity Rover, which is currently on Mars.