As the name implies, this is a demonstration cartridge for
the VideoBrain. Demonstration cartridges were used in
store displays to show off what the system could do and sell
it to the customer. A nice flashing welcome message
greets the user as the VideoBrain goes through several screens
explaining the various software available for the system, and
how the VideoBrain will solve all their problems.
Like most demonstration cartridges, there is limited
interaction from the user. At one point the cartridge
will ask the user to solve a simple math problem, and to enter
a message that will be displayed later on in the demo.
One thing that all demonstrations cartridges have in
common is that they try to make the computer sound like a
human. During the demo the screens constantly refer to
the system as a person ("I can help you do this" or "You can
challenge me to a game of checkers"). This was an
attempt to make the computer sound more warm and friendly, as
most people at that time had no experience with computers and
were easily scared by them.
Interestingly the Demonstration cartridge mentions
Gladiator, Blackjack, and even shows a demo of Checkers even
though those cartridges wouldn't be released for several
months. To date only two Demonstration
cartridges are known to exist and only one with an actual box
(the other has a label slapped over a Financier box). Approximately
157 Demonstration cartridges were made from 2-28-78 ti 1-19-78
making it, along with Pinball, the first cartridges
manufactured.
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