Which of these transportation products had a disastrous launch in 2019 when its first demonstration resulted in embarrassing product failure?

Even the biggest transportation companies sometimes miss the mark with their product launches. This trivia question tests your knowledge of a notorious product launch failure that made headlines in the transportation industry. These missteps often become valuable case studies in marketing and product development courses, showing that even with massive resources, launching a new transportation product successfully requires careful planning and market understanding.

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Tesla Cybertruck (when its 'unbreakable' windows shattered during the live presentation)
Boeing 737 MAX In-Flight Entertainment System (which crashed during the press conference)
Uber Air Taxi Prototype (which failed to take off during its maiden demonstration flight)
Hyperloop One Vacuum Chamber (which imploded during its first public test)