Chet and Romain talk to Jeff Hamilton and Anton Hansson from the Mainline team about "modular system components", and the new SDK extension framework which lets developers access them. 

Anton Hansson top right, and Jeff Hamilton bottom left, with Romain and Chet

• Blog post: https://goo.gle/3S1c3g4 

• AndroidX convenience constants, e.g. T_EXTENSION_INT: https://goo.gle/3lEJwRx 

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