At libraries, especially those that are embracing and chasing the technological (b)leading edge, technology (so says the Washington Post) is driving more in-person visits, circulation and usage.
This is definitely our experience at Kennedy Library. Not only is our web-use up, but our in person visits are up as well. We continually look for ways to put technology in the reach of our users — from more computers to more outlets for laptops to technology to check out (kindles, cameras, etc) to more online services and help.
Read the Washington Post article Libraries launch apps to sync with iPod generation for more.