Could machine learning refresh the cloud debate?

Welcome to The TechCrunch Exchange, a weekly startups-and-markets newsletter. It's inspired by the daily TechCrunch column where it gets its name. Should early-stage founders ignore the never-ending debate on server infrastructure? Up to a point, yes: Investors we talked to are giving entrepreneurs their blessing not to give too much thought to cloud spend in their early days. But the rise of machine learning makes us suspect that answers might soon change.