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Deliver food for the family to their door every morning? Yes, it is relatively expensive, but not prohibitively so.
by kilotaras 5y ago
Deliver food for the family to their door every morning?
Yes, it is relatively expensive, but not prohibitively so.
- nradov 5y agoThat has been done in a few studies. But delivering food doesn't mean that study subjects actually ate it, or didn't eat other food. So it doesn't solve the data quality problem.