I had a MiniDisc player, notepad (paper!), camera, and maybe a GameBoy or PSP stuffed into my bag on every journey; you ...
In the front of each notebook, make a color-coded directory to remind yourself what each pen or highlighter hue represents, then stick to it. You can, of course, do this if you're typing your notes in ...
So, I went app hunting and found six clipboard managers, including CopyQ, Clipdiary, Ditto, ArsClip, ClipboardFusion, and ...