When Mars gets colonized, what would be a good business to start?
1. Communications to earth that are faster than the speed of live
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2. The oxygen business colonists will need to breath
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3. A non profit to bring about Mars independence from earth
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4. The 3D printing business you are going to need to make quite a bit of stuff on site
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5. The recycling business Mars will take it to another level
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6. Artificial Sun light you will need to top up Vitamin D and avoid SAD
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7. The momento business (NFTs) such as designing collectibles that celebrate the colonization of Mars
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8. Hydroponic and bacterial agriculture we will need to grow food on mars
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9. The mining business as we will need to extract mars plentiful resources
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10. Manufacturing robots and robotic systems to build the infrastructure to colonize Mars
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