Historical clue formulations

• Generator of junk mail — 2025-07-08
• Sender of unsolicited emails — 2022-10-11
• Sender of many unwanted messages — 2020-10-10
• Thoughtless sender of emails? — 2020-09-17
• Modern-day harvester — 2016-05-26
• Web nuisance — 2014-06-07