for $BAR :: CPU, GPU, MEM, IO What's the best way to visualize the relative $BAR usage of browser tabs in real time in the browser UI? Could each tab have an

for $BAR :: CPU, GPU, MEM, IO What's the best way to visualize the relative $BAR usage of browser tabs in real time in the browser UI? Could each tab have an instantaneous or averaging resource demand indicator shown? ...by a font modification, performance dial, color scheme, or animation...? What's the best way to sort or select from all tabs, or a selection of tabs, by $BAR usage or a query on $BAR usage?