> Usually, what causes advertisements to suck the life out of the browsers, isn't bandwidth, but the adserver not answering, and the browser (for some ridiculous reason) deciding to wait for it.
That is why my /etc/hosts carries
0.0.0.0 www.google-analytics.com
0.0.0.0 pagead2.googlesyndication.com
etc. with other adservers.
(not that google servers are the slowest to answer...)