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39 votes
Accepted

When/why did computers come to have push-button main power switches where on and off is the same push action?

TL;DR: So: why use push power buttons? The same reason that it is used in other appliances: it's convenient. The Works: Just think, early (IBMish) PC had their power switches at the right side all ...
Raffzahn's user avatar
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6 votes

Was there a system with customarily backspaced prompts?

In the microcomputer realm, it has certainly been common for programs that were expecting e.g. a 3-character input, to output a prompt followed by three underscores and three backspaces. I don't know ...
supercat's user avatar
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6 votes

Was there a system with customarily backspaced prompts?

(Caveat: This is all based on the faint memory a grey beard collected even before he had a beard at all, so no links this time) It was a well known practice used to indicate request for input on a ...
Raffzahn's user avatar
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5 votes

When/why did computers come to have push-button main power switches where on and off is the same push action?

It's traditional :-) Think back to when computers were large, lived in air conditioned rooms, and had a few dozen switches on various cabinets. Push buttons were common for "toggle" ...
dave's user avatar
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4 votes

When/why did computers come to have push-button main power switches where on and off is the same push action?

To answer the 'When' part of the question: At least as early as 1982, when the Sanyo MBC-550 was released with a push button power switch on the front. The MBC picks up its design cues from ...
john_e's user avatar
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3 votes

When/why did computers come to have push-button main power switches where on and off is the same push action?

I know nothing about what was going on in the product planning here. But I do note one thing about the machines I bought that had a power switch. These machines had the power switch directly ...
Walter Mitty's user avatar
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