Tablet video viewing grew 110 percent in 2012 – but mobile video hours still just account for little more than eight percent of all time spent viewing online video, according to Ooyala.

Now that 2013 is underway it is good to get a lay of the land in mobile and tablet publishing. Here are five major trends that you will want to keep an eye on as part of your strategy for the coming year.

Something is very wrong with the way print and digital magazine circulation figures are reported. This isn't news. But as digital editions grow in popularity, is the lack of clarity holding back innovation across the industry and highlighting analogue gloom rather than digital success?