Content Relevance : Your User Is Not a Vector Part 4
How intent, context, relationships, and changing tastes redefine personalization
TL;DR: A static representation of “what this user likes” is not enough because relevance depends on what the person is trying to do now. The next generation of personalization will combine durable taste, session intent, social context, and direct user steering—while knowing when old behavior should be forgotten.
Recommendation systems love stable identities. People do not cooperate.
We change our minds. We share devices. We enter new life stages. We binge a topic for a week and never return. We watch something for work that we would never choose for pleasure. We put on children's music for a toddler, research a medical question, revisit a nostalgic show, or suddenly become interested in tennis because a tournament has started.
Yet many personalization systems begin with a compressed question: What does this user like?
A better question is: What is this person likely...
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