They released the Premium 1st Ed AD&D Hardcovers last year and soon Unearthed Arcana will join those ranks.
And we have the 2nd Ed Premium Edition reprint on the horizon. (Thanks to Tenkar's Tavern for the WotC links)
- Player's Handbook (wotc)(amazon)
- Dungeon Master's Guide (wotc)(amazon)
- Monstrous Manual (wotc)(amazon)
There are other rumors about other things WotC may be doing in the near future. Including rumors about product support for older editions.
Plus D&D 5/Next is shaping up to be very, very old school inspired.
Wizards of the Coast are making it very hard to cast them as the Evil Empire anymore.