The three-second rule is mostly a lie
Everyone repeats it and almost nobody checks it. Retention curves do not fall off a cliff at three seconds — they fall off wherever the promise stops being paid. What actually predicts a hold is whether the first frame sets a question the next ten answer. Read the piece
Your site is fast. Your first paint is not.
A 98 Lighthouse score and a site that feels sluggish are entirely compatible. Perceived speed is about what lands first and whether the layout stops moving, not the total. A walk through the four things we fix before touching bundle size. Read the piece