Would that block injection like Comcast does for bandwidth notifications?  <a href="http:&#x2F;&#x2F;blog.ryankearney.com&#x2F;2013&#x2F;01&#x2F;comcast-caught-intercepting-and-altering-your-web-traffic&#x2F;" rel="nofollow">http:&#x2F;&#x2F;blog.ryankearney.com&#x2F;2013&#x2F;01&#x2F;comcast-caught-intercept...</a>