This isn't your ideal solution—as you've noted, DTP is currently OS X only—but it does work pretty well for me, especially when I'm thinking about a general topic and need to find information on it. I even wrote a post about the similarities between Joyce's method of composition / finding material and how Johnson uses DTP.
I was one of them and wrote about the experience here. The short version: they don't advertise their bandwidth throttling and don't warn when they do throttle your bandwidth. My roommate and I thought they'd be a useful alternative to conventional ISPs, but they turn out not to be.
Ceteris paribus, you can't get an equivalent used car with the overall lifespan of the new car; in addition, if you buy a used car that someone else would've bought for the same or a slightly lower price, the person selling the car can buy whatever they want -- which might not be the green car you would've bought.
In addition, some people want the lower hassle factor of a new car, with the low probability of breakdowns and the high reliability that such a car entails.
As he observes: "Adjusted for IQ, quantitative skills, and working hours, jobs in science are the lowest paid in the United States." And he's right. And then people wonder why more Americans don't go into science.
Unfortunately, I'm posting this a bit late in the game--there are 400 comments already--so it's not likely to get modded very far up, but those who actually care about science in the United States should read this.
We all like praise, but a hike in our pay is the best kind of ways.