According to the Lexington Herald Reader, Insight Communications is testing a 100Mbps cable broadband service, but is not specifying when they might bring the technology to a broader audience. The article is painfully vague, so we're checking with Insight as to the real scope of their DOCSIS 3.0 testing. In other Insight news, customers in our Insight forum indicate that the carrier is preparing to revamp their high definition channel lineup in December, and has launched a new Insight Digital 4.0 website aimed with highlighting their new channels.