Re: [mediaqueries] Reasoning behind (scan) MQ?

On Wed, Nov 13, 2013 at 3:02 PM, Rune Lillesveen <rune@opera.com> wrote:
> On Wed, Nov 13, 2013 at 2:00 AM, Tab Atkins Jr. <jackalmage@gmail.com> wrote:
>> What's the reasoning behind the (scan) media query?  It has two
>> values, "progressive" and "interlaced", which describe different ways
>> that TVs (CRTs only?) update their screen.
>>
>> What's the point of this?
>
> Possibly to avoid interline twitter[1] on interlaced displays.
>
>> What sort of things would you style differently based on this value?
>
> Avoid high contrast 1px borders and other sharpness that would trigger
> this type of problem.
>
> [1] http://en.wikipedia.org/wiki/Interlaced_video#Interline_twitter

Okay, that's useful.  Thanks!

~TJ

Received on Thursday, 14 November 2013 06:17:56 UTC