Can you afford it? Real-world web performance budgets
20th October 2017
We regularly see sites loading more than 500KB of script (compressed). This matters because all script loading delays the metric we value most: Time to Interactive . Sites with this much script are simply inaccessible to a broad swath of the world’s users; statistically, users do not (and will not) wait for these experiences to load. Those that do experience horrendous jank.