Research: Online Oddities and Atrocities Museum: NewRiot.com's Extra Dot Defeats AOL Parental Controls Filter
For quite a long time, it was possible to defeat AOL's Parental Controls
facility at the Young Teen level by simply typing an extra dot at the
end of a blocked site's web address. This hack was not fixed until
after the mainstream media reported on a tidbit that appeared on the
NewRiot web site.