Dish Network has the potential to become a poster child for the USA’s effort to define a new 5G architecture, one that will be open, US-centric and will put the country’s industry once more in the vanguard of advanced mobile platforms. Dish’s greenfield mobile status gives it the opportunity to emulate Rakuten in building a fully cloud-based network from day one in order to optimize service agility and cost-effectiveness, and to work with suppliers of its choice. This opportunity brings with it many challenges, which Dish will have to meet in the full glare of publicity and other operators’ expectations, as Rakuten is doing. There are four main challenges with Dish has to address, if it is to be the…