What's really interesting about this is that the FTC is now considering labor to be a market in which anti-trust rules apply. That is a development of the past two years.
IANAL and this was the DOJ not the FTC, so maybe there's some context I'm not getting, but the Apple/Google/Adobe/Intel/Intuit/Pixar no-poaching settlement was in 2010:
https://www.justice.gov/opa/pr/justice-department-requires-s...