According to the loose length-scale based definition, nanotechnology has long since conquered the world: feature sizes in microprocessors have been below the 100 nanometer mark for some time, qualifying them, if anyone wanted to, to be called nanoprocessors. The latest reports and plans are mentioning 22-nanometer parts just 2 years from now:
DailyTech – AMD Desktop Roadmap Features Bulldozer Architecture, New Chipsets.