As usual, there is an app for that. Dropbox, another product on this list, has an excellent iPhone app, which (among many other things) lets you save your PDF in permanent storage, and automatically sync to your computer with no extra effort.
I've been disappointed in minor ways with my iPhone, but nothing was significant enough to withhold a very strong recommendation from me. (Android is another story. Android devices are still very useful, but the difference in quality of experience between an Android device and an iPhone is like night and day.)
(Android is another story. Android devices are still very useful, but the difference in quality of experience between an Android device and an iPhone is like night and day.)
There is quite a bit of variance in quality among Android devices. Personally, I would take a Samsung Galaxy Nexus over an Apple iPhone.
I was pretty late on the smartphone bandwagon. The only reason I got it was to be able to use Anki on the go. Now I use about a dozen apps and get an enormous amount of value out of it.
I have often benefited from recommendations for Things I Didn't Know I Wanted.
Given that Less Wrong is a community of unusually intelligent, critical, and self-improvement-focused people, I suspect we can generate a pretty helpful thread of product recommendations — perhaps even a monthly thread of product recommendations.
Rules: