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Even for small personal projects, analytics can give you a lot of insights into what your viewers like. Things like session duration and bounce rate, broken down by page, can tell what content people enjoy and what contents needs some work. Also useful to know what fraction of your users are recurring versus new users to tell whether people actually return to your site or if they just check it out once. Lastly, the r…
Things like session duration and bounce rate, broken down by page, can tell what content people enjoy and what contents needs some work. All those things can be gathered from the initial request if you can set a cookie on the user's machine using a cookie header. If you're Firebase then you'd need a request for firebase-analytics.js to set the cookie, but the file itself could be empty. Also useful to know what fract…
But it doesn't take 50 kB of JS to be able to do that!