It's been a long, messy road, but now that TiVo's beaten a victory out of EchoStar in that seemingly-endless DVR patent lawsuit it sounds like the company is trying to exert some muscle -- it's already in talks to bring its service to Time Warner Cable, and sources have told Bloomberg that the ultimate plan is to eventually collect royalties from every pay-TV service in the US. That might sound bullying and even a little trollish, but keep in mind that these patents have