People
Who launched it, who is named in support, who contributed a use case.
Reply authors are the handles attached to a gen-002 use case (provided with the ingest; not invented). Deduped by author_id. A missing handle would show author_id only. This is not every fetched reply author, and it is not demand.
launcher
Lenny Rachitsky
Posted the seed thread and the prize-upgrade thread. Same campaign.
Reply authors with a use case
445 author_ids on a gen-002 use case · 445 with a handle. Handles come from the gen-002 file. Not a market-size number.
handleuse case id(s)