Yes, SPAs can easily get horribly sluggish. The Josh Hopkins University dashboard[0] has been the de facto international source on this pandemic, and man, while

Yes, SPAs can easily get horribly sluggish. The Josh Hopkins University dashboard[0] has been the de facto international source on this pandemic, and man, while I'm grateful for it, it is horribly sluggish. How much power has been wasted by clients rendering the exact same map and data over and over all over the world? Compare their approach to Worldmeters' COVID statistics page[1], which while less functional, it's very lightweight and responsive. [0]. https://coronavirus.jhu.edu/map.html https://coronavirus.jhu.edu/map.html [1]. https://www.worldometers.info/coronavirus/ https://www.worldometers.info/coronavirus/