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Penicillin vs Smartphone

Which invention? Pick one and see how the world splits.

• Penicillin 1928 50% · #36 in the world
• Smartphone 1994 50% · #33 in the world

The world's split right now, from everyone's votes on Inventions.

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• Incandescent light bulb vs Telephone

See the Top 100 · Vote in Inventions