Milk production has been outsourced for a very long time [1]. We just now have the technology to move it reliably from supplier to anonymous recipient rather th

Milk production has been outsourced for a very long time [1]. We just now have the technology to move it reliably from supplier to anonymous recipient rather than having to have instantaneous transfer, and social attitudes in the US have swung back in favour of human milk rather than substitutes. [1] https://en.wikipedia.org/wiki/Wet_nurse https://en.wikipedia.org/wiki/Wet_nurse