IBC 2023 was host to plenty of the usual format wars. One that required a little digging was the battle between the open internet contribution protocols, which are used to transport the initial video feeds from the network edge back to a production environment. While the contribution sector has battled supply chain and energy efficiency hurdles, business has been good. Harjinder Sandhu, Zixi’s Director of Product Marketing, said it had been a big year for the company, the largest software vendor in this market, with lots of hiring and growth in the partner network. At IBC, Zixi launched its Multiviewer monitoring tool, to allow users of the Zen Master Control Plane tool to see what is being contributed. Sandhu is…