On 18/02/2021 06:08, Ahem A Rivet's Shot wrote:
> On Thu, 18 Feb 2021 04:52:33 +0000
> The Natural Philosopher  wrote:
>
>> On 17/02/2021 21:18, Ahem A Rivet's Shot wrote:
>>> On Wed, 17 Feb 2021 20:53:14 +0000
>>> The Natural Philosopher  wrote:
>>>
>>>> vi was a superstructure pasted on ed as far as I can recall
>>>
>>>  Correct - it stands for Visual Interface.
>>>
>>>> It was never designed as a CRT based editor. It is 100% line oriented
>>>
>>>  Vi was most certainly designed as a CRT based interface to an
>>> editor, one of the very first such. Some of the screen handling code in
>>> the original vi wound up as part of curses.
>>>
>> Er no...it wasnt
>
>  Your quote confirms my statement - extracting the relevant piece.
>
Nope. If confirms that Vi is basically a line oriented editor that was
able to display more lines than Ed could. 25 instead of 1....


>> He then developed vi as a "visual interface" to ex. That
>> is, it allows text to be viewed on a full screen rather than only one
>> line at a time. vi takes its name from this fact.
>


--
"The great thing about Glasgow is that if there's a nuclear attack it'll
look exactly the same afterwards."

Billy Connolly

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