Self-driving cars will never do well in snow country during a blizzard.
Airships will never do well in thunderstorms or other similar severe weather.
Failing to recognize the limitations of an idea or technology is the #1 way innovators, inventors and startups fail - they lack the critical thinking rigor and fail to nip bad ideas in the bud because they are too emotionally attached (by ego or by lack of brain cells) to KILL their bad ideas. You attack your own ideas as aggressively as any competitor would to get good ideas.