TheStreet: Merger mania in media? Not so fast. In years past, the announcement of a multi-billion dollar merger involving large cable-TV operators would invariably galvanize a horde of investment bankers to strategize other related acquisitions and sales. Yet, in the wake of the news that Charter plans to acquire Time Warner Cable in a deal valued at $55 billion, that may no longer be the case. A growing number of analysts and media execs say cord-cutting by subscribers in search of cheaper “skinny” bundles of channels has cooled interest from larger media companies in bulking up by buying content companies. “The larger media companies no longer get much leverage from simply adding channels.”