Microsoft's Build developer conference is set to kick off at San Francisco’s Moscone West convention center, with what’s scheduled to be a massive two-and-a-half hour keynote conducted by CEO Satya Nadella and a number of the company’s top executives.

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Windows 10 will likely be the main focus as the operating system moves closer to release -- perhaps we’ll get a confirmation for the rumoured July launch date. But we’re also expecting to hear about the company’s efforts on mobile, universal apps and cross-platform support, Office, Bing, Azure and more.