What’s in the latest Chrome update? A JavaScript jolt from the new Sparkplug compiler

Google is claiming that Chrome 91, the version that launched May 25, is up to 23% faster than its predecessors thanks to a new JavaScript compiler dubbed “Sparkplug.”

The speed improvements made to Chrome will also apply, if they haven’t already, to other browsers that  rely on the Chromium project’s technologies, including the V8 JavaScript engine. Microsoft’s Edge is the most popular non-Google browser based on Chromium.

“An important component of delivering a fast browser is fast JavaScript execution,” wrote Thomas Nattestad, product manager for Chrome, in a May 27 post to a Google blog.

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