How difficult is it to implement one as a Planet lib that avoids tracking? 



On Dec 11, 2010, at 1:41 PM, Neil Van Dyke wrote:

> One issue to consider with Recaptcha is that it's incidentally a Web bug that 
> helps track people around the Internet.  If you don't already have Web bugs 
> in your site, by adding one you increase the cross-site tracking.
> 
> In the case of PLaneT bug reports, the privacy and security cost of a Web bug 
> seems negligible.
> 
> However, I think it is good to sanity-check every time you use one of these 
> effective Web bugs.  I've seen sites like anonymous discussion boards on 
> sensitive topics doing things like loading Recaptcha for not only posts 
> (goodbye, posting anonymity), but also for every message a user views (hello, 
> centralized detailed profiling).  In many cases, I believe that site 
> operators who help implement the tracking are unaware of it, although in 
> other cases they might be indifferent or believe that the tracking will be 
> used only for certain purposes they consider to be good.
> 
> Now that I'm in my 30s, my interest in this is academic curiosity rather than 
> activist, but I'd like to have at least Racket people aware of the 
> implications when they decide to use an effective Web bug like Recaptcha.
> 
>> FWIW, recaptcha is really easy to set up. Like less than 10 minutes from
>> not knowing anything about it to having a working system.
>> 
>> http://www.google.com/recaptcha
>>  
> 
> -- 
> http://www.neilvandyke.org/
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