I installed the new Firefox a few days ago, but it feels clunky, bloated, and slower than Chrome. What happened to the old Firefox that was so streamlined and

I installed the new Firefox a few days ago, but it feels clunky, bloated, and slower than Chrome. What happened to the old Firefox that was so streamlined and light on its feet? Over time, it seems to have been transformed into the Mozilla of old. They really need to get it in gear.