This is the bigger version of The small notepad that fits in your pocket.
It's sometimes nice to put away your phone, put away your computer, open a paper notepad, pick up a pen and let your imagination run wild!
Jack Dorsey's initial idea about Twitter:
- no more battery with your phone? no problem with a notebook!
- if you forget it at home / at work / in your car / in another pair of jeans, well, you're stuck