That was around before DNT (just). Given that the popups were required in any case and are site-specific acceptance, why bother with DNT? It was more work to

That was around before DNT (just). Given that the popups were required in any case and are site-specific acceptance, why bother with DNT? It was more work to implement for zero benefit. Admittedly that also applies to the popups, but those were less optional.