While I find this to be a great opportunity for existing gamers to snatch up pristine copies of these classic tomes, I certainly hope that these books will be the first game for many of those curious about our hobby. The system has a richness in simplicity while at the same time presenting options to make the game as complicated as you would like, and I feel like anyone who might like to try a roleplaying game, but is overwhelmed by the splat books of the ones in current distribution, would benefit from checking these books out.
One of the best ways to jump right in to playing is to run your group through adventure modules, and here's a list of AD&D modules currently available:
For those interested in jumping into the hobby with a solid rules set, or maybe you are familiar with the hobby and would like to purchase these books with the hopes of similar future products, you can check them out here:
Do yourselves a favor and at least check them out, then spread the word. This can only enrich our hobby, and part of the proceeds go to the E. Gary Gygax Memorial Fund.