Both Microsoft and Digeo are testing their software on Comcast systems.

Airing for thirty minutes, the show was seen exclusively on Comcast systems and billed as the market's only local show seen in the 10 p.m. time slot.

In addition, WXXV could be picked up locally on Comcast systems.

It is not available on Comcast systems.

Also in 1999, Weatherscan Local, originally exclusive to Comcast systems, was introduced.

The station is no longer carried on the Comcast system, but remains available over the air.

The broadcasts were previously only available on Comcast systems served by headends in Sarasota and Charlotte county.

Mobile's Comcast system didn't pick up channel 35 until October 2010, and only carries it for digital customers on Channel 19.

This move comes after years of effort by KBC to secure carriage on the Comcast system.

The other factor that limited revenue growth was a loss in basic cable subscribers in the Comcast systems.