Historical clue formulations

• Blog feed letters — 2026-08-02
• ___ feed (news reader) — 2025-11-30
• Website feed inits. — 2025-07-13
• Blog feed letters — 2025-03-07
• Web feed inits. — 2024-09-01
• Website feed inits. — 2023-05-28
• Blog feed inits. — 2022-11-22
• Online feed letters — 2022-05-22
• Online feed letters — 2019-10-12
• Blog feed format, for short — 2019-06-19
• Online news aggregation inits. — 2013-08-04