You're glamorizing old web. Old web had the same quality issues, most form submissions were not taking 100 ms and JS validation does not (have to) take 100 ms t

You're glamorizing old web. Old web had the same quality issues, most form submissions were not taking 100 ms and JS validation does not (have to) take 100 ms today. If you exaggerate the numbers, you can't make any useful comparisons.