Smart visual lifelogging + multimodal agent-memory stacks as external episodic supports

HCI shows curated visual lifelogs boost retrieval; industry: Memories AI+Nvidia (Mar 2026), agent multimodal memory, BOYA Notra audio-to-mindmap (Buzan-inspired), MindMeister branching/colors promo. reMarkable Paper Pure launched (YT video) adds E Ink handwriting search/Slack low-fi scaffolds. Lacks broad cog outcomes; key vars: granularity/annotation/privacy/retrieval UI.