Eh... I think they're different. The startup time is probably the most-improved metric that's why they dropped the 70% figure. Maybe they hint at the "time to i

Eh... I think they're different. The startup time is probably the most-improved metric that's why they dropped the 70% figure. Maybe they hint at the "time to interactive" measure as a concern for the future for practical reasons. For example, startup time is probably way before the page is ready for user interaction (video playing, buttons clickable, etc.), yet the "time to interactive" is probably the most important metric to the everyday user.