IBM demonstrated an early version of the product to key customers before making it generally available, around the time they shipped their new PC/AT computer.

After demonstrating an early version to Sun executives, he was assigned to it full-time with a dedicated team and open-sourced the project.

As an example, Apple demonstrated a version of the Newton today with a wireless connection to the Internet.

In January 2011 Cohen demonstrated an early version of BitTorrent streaming, saying the feature was projected to be available by summer 2011.

By October, Dr. Smith's group at Duke demonstrated a working version, although simplified and imperfect.

Funcom released a short video demonstrating an early version of its implementation, and stated it would be completed by the end of 2008.

Sony executives have privately demonstrated a more advanced version of the product, dubbed the Bookman, which has a bigger screen, animation and audio capabilities.

In September 2005, it demonstrated a pre-beta version of its flagship product, Morfik at the Web 2.0 Conference.

Apple demonstrated a 400-megahertz version recently.

Now, though, Nissan has demonstrated an experimental version for high-output engines that uses two moveable rollers to transmit power between input and output disks.