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Old aim chat

When we think about the spectacular collapses of once untouchable Internet properties, companies like My Space and come to mind.

It may take up to a minute or two for the message to arrive.Sitting with them and talking about the program, they exude pride for what they built and how it impacted the Internet. " During our conversation, the term "innovator's dilemma" is thrown around a few times.Harvard Business School Professor Clayton Christensen coined the term, which is the title of his renowned book. The app, which Facebook bought for $16 billion, is essentially what they worked on in the mid 90s — messaging over the Internet.Once the dominant force in digital messaging and a source of innovations other companies spun off into billions of dollars of businesses, AIM is now mostly dormant.Mashable sat down with three of the early engineers of the program to learn about its origins, why AOL never quite embraced the concept of a free messaging service, getting hacked by Microsoft and the features that never quite made it to users. It had risen above competitors in Prodigy and Compu Serve to become the dominant Internet service provider for American households.One sister wasn't quite so on board with the unexpected grill session: 24-year-old Jessa, who has two sons of her own."I told them not to ask! Watch People's exclusive "Counting On" teaser here.

We recommend that you uninstall the old version of AIM from your computer before downloading the new version using the links above.

From ICQ to AIM, Google Chat to Facebook Chat, Internet users have been able to send messages to each other instantaneously for years. Instant messaging has been an evolving idea for a long time, so it's somewhat difficult to pinpoint its origin.

In fact, did you know that instant messaging, or at least an early form of the concept, actually predates the World Wide Web?

Multi-user operating systems such as the Compatible Time-Sharing System (CTSS), which was created at Massachusetts Institute of Technology (MIT)'s Computation Center in 1961, allowed up to 30 users to log in at the same time and send messages to each other.

The system, which is perhaps closer to what we now think of as email, had hundreds of registered users from MIT and other New England colleges by 1965.

AOL Instant Messenger is World's most popular chatting program.