Microsoft's Chris Novak, currently head of Xbox R&D, is leaving after nearly 20 years; Novak has previously worked on Xbox Game Pass and Live (Nicole Carpenter/Polygon)

Nicole Carpenter / Polygon:
Microsoft's Chris Novak, currently head of Xbox R&D, is leaving after nearly 20 years; Novak has previously worked on Xbox Game Pass and Live  —  From Xbox design director, to architect, to leading Xbox research and design  —  If you've subscribed to Game Pass or obsessed over Xbox achievements …