[freedomben]

That seems so silly to me. Even all-you-can-eat doesn't seem like it would even make a dent. Even if they go nuts initially, people will get sick of it, and the Law of Diminishing Marginal Utility will lower demand.

Why not just be cool?

[Symbiote]

Nothing to do with costs; it's unhygenic.

It would be allowed to take food out of the factory area and eat it in the canteen, which is exactly what they did once a week or so. Returning from the canteen to the factory area required putting on different boots, clean overalls and a hairnet, then cleaning boots, arms and hands.