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Re: Making pt a non-physical unit

From: Robert O'Callahan <robert@ocallahan.org>
Date: Wed, 13 Jan 2010 09:45:06 +1300
Message-ID: <11e306601001121245t22396157m3ac1cddc064ac15e@mail.gmail.com>
To: Boris Zbarsky <bzbarsky@mit.edu>
Cc: "Linss, Peter" <peter.linss@hp.com>, www-style W3C Group <www-style@w3.org>
On Wed, Jan 13, 2010 at 7:53 AM, Boris Zbarsky <bzbarsky@mit.edu> wrote:

> On 1/12/10 1:15 PM, Linss, Peter wrote:
>
>> Second, having "true" units does no one any good when the ratio from
>> device pixels to real world physical units isn't reliably known. If it's
>> known, then there's no reason why regular units can't be "true" units.
>>
>
> The point (no pun intended) is that there is such a reason: doing it is not
> compatible with most of the web content out there.


The other reason is that for screen media, "true" units are rarely useful.
Units that are "true" when printing and "appropriate" when on screen are
much more useful.

Rob
-- 
"He was pierced for our transgressions, he was crushed for our iniquities;
the punishment that brought us peace was upon him, and by his wounds we are
healed. We all, like sheep, have gone astray, each of us has turned to his
own way; and the LORD has laid on him the iniquity of us all." [Isaiah
53:5-6]
Received on Tuesday, 12 January 2010 20:45:34 GMT

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