Sell macOS, or Windows desktop Recall knowledge management app (https://www.getrecall.ai/) feature where user can upload their notes in markdown or txt format, and user via settings can select for AI app to auto add AI self chosen tags at the top or bottom (two line breaks down) of the note title/body in consideration of the note context. This can be done for selected notes or all notes via batch processes. The added tags and note can be exported.