You can read easily enough if you have a tablet or an e-reader.
It'd be really tough on a NYC subway. On the train, I could read if I get a seat (because I could use my laptop). A tablet would help for the train when I don't have a seat, but I don't really think it's worth it for that one case
If it's worth saying, but not worth its own post (even in Discussion), then it goes here.
Notes for future OT posters:
1. Please add the 'open_thread' tag.
2. Check if there is an active Open Thread before posting a new one.
3. Open Threads should be posted in Discussion, and not Main.
4. Open Threads should start on Monday, and end on Sunday.