Comcast says merger will only expand its useful services; Vizio rolls out new low-cost 4K TV line

More news bytes from around the World Wide Web.

> Once again using its corporate blog to lobby for its merger with Time Warner Cable, Comcast said Monday that the deal would expand services such as Talking Guide, an X1 feature that aids the visually impaired, to wider groups of consumers. Post

> Former Time Warner Cable engineering executive Mike Hayashi has been appointed to the board of video-interface specialist Espial. Story

> Vizio has introduced a new line of 4K TVs for under $1,000. Story

> Multiscreen provider Adobe Primetime and content-delivery network (CDN) provider Akamai have jointly introduced a server-side dynamic ad insertion (DAI) offering they say will boost reliability and offer the ability to scale massively. Story

> Nearly 55 percent of 11,000 Internet users in the U.K. surveyed say they limit their Internet use to a handful of sites they trust. Story

> Videa, an ad-tech company partially supported by Cox Communications, has teamed up with Videology to provide tools for programmatic ad buying. Press release

And finally … Mediacom has doubled the number of HD channels available on its Illinois systems. Story