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Yes, and that's precisely why that one works, he's got the numbers figured out.

Still, six figure income, but what is the margin?

Looks very good though. And: very, very hard to injection mold that product (internal structure is something 3D printers excel at).

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that single succes story doesnt impact this situation though
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Well at a minimum it bought him a new printer so it’s not all wasted. And if the $3352 represents mostly fixed upfront costs, the issue is revenue imo.

> Expanding your plastic filament palette requires upfront investment

Just a guess, but the number includes buying an entire 3D printer which you don’t have to keep doing.

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They do wear out...
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I would amortize it over 5 years. Plus maintenance cost for replacement parts. After 5 it may still work but your competitors upgraded and so must you.
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It is PMF discovery. It is a survey cosplaying as a business :)
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