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Date: Sat, 23 Jan 2010 16:53:10 -0800
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Subject: Re: [9fans] Shall we fix the use of Up/Dn arrows?
From: Russ Cox <rsc@swtch.com>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
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>> 2. The Plan 9 editors have no built-in concept of a line.
>> (Going to line 10 in sam requires counting ten newlines from the beginning.)
>
> Not sure how the concept of a line delimited by newlines relates to
> moving the cursor up one physical line on the screen.

That's exactly the point.