[gaia e-mail] sanitizing web-bug images?

Mike Lipscomb mclipsco at gmail.com
Thu Aug 16 07:33:02 UTC 2012

The unasked question: who can even see a 1x1 image on a mobile device?

On Thu, Aug 16, 2012 at 10:19 AM, Magnus Melin <mkmelin+mozilla at iki.fi>wrote:

> On 16.8.2012 05:22, Andrew Sutherland wrote:
>> The answer to the slightly different question of whether it's a good idea
>> to
>> fight tracking when the user reads an email is that it's not a good idea
>> and
>> an arms war is expected to ensue, at least if adopted at a wide scale.
>>  And
>> then I might presume the answer is that nuking the 1x1's (if adopted at a
>> wide-scale) is also most likely to just cause explicit 1x1's to disappear,
>> thereby increasing network traffic because it's more likely for people to
>> use
>> larger tracker images than improve their image serving apparatus that is
>> used
>> for the non-tracking bit of the e-mail.
> But they don't even need to have bigger pics, they can just remove/change
> the 1x1 size attributes and use the same image.
> I'd say it's totally ok to drop images known to be 1x1.
>  -Magnus
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