[citation_needed]

I use my iPod Touch's Notes app to jot down things I need to do, buy or remember. It's cumbersome, but since it's the device I carry around, it's the obvious choice.

[DavidSJ]

I also do that for to-dos and reminders. But what about longer, more structured, narrative thoughts? Paragraphs and mini-essays, in other words.

[ljlolel]

iPhone OS 3.0 has a Voice Recorder built in that works pretty well. I've recorded 10 minute blog posts by just casually talking into the mike.