I usually use a paper notebook when I'm away from my computer. But if I really want to take a digital note, I can do so. Notice that the text file is synced to

I usually use a paper notebook when I'm away from my computer. But if I really want to take a digital note, I can do so. Notice that the text file is synced to Dropbox. I can open it using the Dropbox mobile app, scroll to the bottom and add a manual entry. But obviously, it's not as fast as a command line entry.