This is just a long-tail SEO play, nothing particular to Google Fiber. 
See also <a href="http:&#x2F;&#x2F;www.xfinity.com&#x2F;compare&#x2F;comcast-xfinity-vs-att-u-verse-directv.html" rel="nofollow">http:&#x2F;&#x2F;www.xfinity.com&#x2F;compare&#x2F;comcast-xfinity-vs-att-u-vers...</a>, <a href="http:&#x2F;&#x2F;www.xfinity.com&#x2F;compare&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.xfinity.com&#x2F;compare&#x2F;</a>, etc. 
I&#x27;m guessing people googling &quot;xfinity vs &lt;competition&gt;&quot; is a phrase they&#x27;d like to bring in more traffic for.