<ul data-eligibleForWebStory="true">The Browser Company raised $128 million across four rounds, with a $550 million post-Series B valuation.The valuation is based on future potential, primarily on their upcoming AI-powered browser, Dia.Investors question if the valuation is justified given the challenges and risks associated with Dia.The company's past focus on design over performance raises concerns about achieving mass adoption.Without tangible results, future funding and success for The Browser Company remain uncertain.