(Bloomberg) Doomsayers who predicted the dire impact MiFID II would have on the business of equity research turned out to be spot-on. As regulators finally reach the same conclusion and prepare to reverse the rules, the market Cassandras have an equally gloomy message: The damage will be hard to undo.Most Read from BloombergBillionaire Sternlicht Sees ‘Category 5 Hurricane’ Spurred by Fed Rate HikesApple Tests ‘Apple GPT,’ Develops Generative AI Tools to Catch OpenAISelloffs, Inequality, Chin