Browser updates: Here's how often Chrome, Firefox, Edge and Safari get refreshed

INSUBCONTINENT EXCLUSIVE:
All browsers are equal, but some are more equal than others.That's true for a whole host of characteristics, whether it's their affect on
notebook batteries or the size of the extension library, the speed with which engineers address security vulnerabilities or how well the
browser deals with ad trackers.It's also true of how fresh each browser is at any given moment.Because the Big Four browser makers - Google,
Mozilla, Microsoft and Apple - upgrade their wares (Chrome, Firefox, Edge and Safari, respectively) at different rhythms, some are usually
fresher than others.[ Further reading: What's in the latest Chrome update ]