When landed on https://frame.work/ with Firefox, the Firefox process seems to use a fair bit more processing time, not just to render the page…but there’s something on the page that seems to continually requiring processing.
It fluctuates between 10% to 40% ish CPU utilization.
Additional info: This is in VM, on another slower system. The VM itself is fairly bare. Firefox has uBlock (the only extension). With cursor focus still with Firefox.
If I then click on Community from that tab, it would open a new tab as expected. Then if I close that first tab, and only leave the new tab open…the CPU utilization is low with the Community page: