Such is the importance of a show like Mobile World Congress to a company like InterDigital that the mobile technology vendor spends a full third of its annual marketing budget on the event. That’s why Faultline Online Reporter’s brief coverage of InterDigital from last week, buried deep in a Technicolor write up, deserves a follow up – as there is a lot more to come from InterDigital than its recent dealings with the French set top firm. As noted in our MWC issue, InterDigital outlined to us a future in which its three main business verticals – wireless, video and IoT – will gradually converge. So, does convergence, which is arguably a visible trend already in many cases, mean fewer…