In addition to regulatory-imposed limits on consumer freedom, product prices rise, administrative costs are high, and some firms are driven out of business, thereby reducing competition.
To me the drawbacks would be being on your feet for long hours, possibly inconvenient work hours and the need to be consistently accurate. Be sure to look into the benefits, since it seems that it is...
criticism for the manner in which the birds are treated. Space is at a minimum, and the layers are often literally "henpecked" by frustrated fellow birds; they also are given antibiotics