They have one thing in common, all the action takes place on the sofa and the scenes are incredible.
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Later they became a standard computer accessory for cheap input and output. For a budding computer hobbyist, it was the thing to have after you got your first computer. The period of time for Classic Basic, as I define it was short, from about 1976 to 1980 at the latest.
Some were not so useful, such as printing control characters here and there.
Acting as a computer historian, I "unmodified" the games to create the original games as they appeared in the book.
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However, we live in Internet time, and the Internet has enabled me to find books that I would never have been able to find formerly. The intent was to scan it in and OCR it (convert it automatically to computer readable text).
Unfortunately, the programs in the book had been reproduced from listings made on a dot matrix printer, and attempts to OCR it yielded nothing but garbage.This made the game more interesting by adding graphics, but was the death warrant to the source, as when that computer died, so did the specially modified source for it. Lunar Lander had several versions, later becoming a full graphical game. Many early programs were inspiration for later, more complex games.The gaming empire that became Quake started as a humble Apple computer game named "Castle Wolfenstein".The magazines that published them are gone, interest in them has waned.Perhaps most destructive of all, when advanced graphics began to become common on computers such as the Apple, a lot of them were "converted" to run specifically on those computers.I also found that the games have been modified from the original book form.