After months of rumors, this morning it became official: Charter plans to step in where Comcast failed, with a $55 billion plan to acquire Time Warner Cable. Regulators looked unfavorably on Comcast’s bid, finding it would have too many negative effects on consumers and on competition. But Charter clearly would not be trying its own takeover, with such a huge price tag, if they didn’t think they stood a good chance of success. So what makes the second offer so different from the first — and is it any more likely to succeed? [More]