i’ve been building ranking algorithms since the web 2.0 era. ranking is the defacto invisible infrastructure of modern life. it determines what you see, when, & why. but ranking in the age of llms is a fundamentally different problem, & almost nobody is talking about it. you see the old approach was statistical.. you needed labeled data, feature engineering, training pipelines, & constant tuning. if you wanted to deprioritize sentiment, that was months of work. now you can describe the…