All six of my readers will have noticed that I use Evernote a lot. And I've noticed, over the past few months, that my whole note repository has been slowing down.
David Allen published Getting Things Done in 2001. Useful mobile productivity was still a good half-decade away, so Allen presented GTD in a low-tech form that everybody could understand: paper. Figuring out how to marry GTD with technology was left as an exercise for the student.
How to make pretty good diagrams with nothing but your iPad and your index finger. Because who wants to spend an hour tweaking a diagram in Visio to make a point you could make on a whiteboard in fifteen seconds.