Heh! My first "PDA" was the Hipster PDA, a stack of index cards and a binder clip: http://www.43folders.com/2004/09/03/introducing-the-hipster-pda http://www.43

Heh! My first "PDA" was the Hipster PDA, a stack of index cards and a binder clip: http://www.43folders.com/2004/09/03/introducing-the-hipster-pda http://www.43folders.com/2004/09/03/introducing-the-hipster-... I'm prioritizing my personal to-do lists with Trello, which is like digital index cards.