Firefox 83 browser, with the Warp update to the SpiderMonkey
Also called WarpBuilder, Warp improves responsiveness and memory usage
and speeds up page loads by making changes to JiT (just-in-time)
compilers... Warp has been shown to be faster than Ion, SpiderMonkey's
previous optimizing JiT, including a 20 percent improvement on Google
and Reddit also have shown improvement...
Warp has replaced the front end — the MIR building phase — of the
IonMonkey JiT... Mozilla also will continue to incrementally optimize
the back end of the IonMonkey JiT, as Mozilla believes there is still
-- source: https://news.slashdot.org/story/20/11/22/0412232
I agree, 83 feels snappier when browsing.
Dept. of Computer Science
University of Waikato, NZ
+64 (7) 577-5304