Introduction: The State of Modern BrowsersThe contemporary desktop browser market increasingly resembles an bloated "super-application Frankenstein"—cloud storage, AI chatbots, crypto wallets, and news feed recommendations forcibly crammed beside our address bars. But we must ask the fundamental question: as web browsers, how do they actually perform at their core function of "rendering web pages"?The premise is simple yet profound: a browser must excel at its basic browsing functions before earning the right to consider additional features....