Within and outside the corporation. The same thing, on a more complex scale, is happening on the Web. People who have an intranet shoved down their gullets will use it grudgingly at best, if at all. The Web originated in one academic's desire to share his work with colleagues around the world. Like the open source movement, it was a grassroots, bootstrapped effort.
Most human beings are innately curious.
About themselves, and about others. To look up information. To find useful things. To entertain themselves. And to connect with others.