> It feels weird to use quotations on "smarter" or pretend this is a complicated concept when it's just describing how humans achieved greater intelligence fast

> It feels weird to use quotations on "smarter" or pretend this is a complicated concept when it's just describing how humans achieved greater intelligence faster than the speed of evolution. It’s in quotes because the orca did not become smarter. If you replace orca with human, the quotes would still make sense.