Which of these scientific innovations failed to become a commercial product despite significant development efforts due to insurmountable technical challenges?

Product development in scientific industries faces unique challenges. Many promising scientific breakthroughs never make it to market despite initial excitement and investment. This poll tests your knowledge about famous scientific innovations that stumbled during the product development phase. Can you identify which promising technology faced significant development hurdles that ultimately prevented its commercial success?

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

• Theranos' Edison blood-testing device
• The Human Genome Project's DNA sequencing technology
• CRISPR-Cas9 gene editing tools
• mRNA vaccine delivery systems

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