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	Podcast:		Android Developers Backstage
	Episode:		What's so great about R8?
	Category:		Technology
	Duration:		01:06:30
	Publish Date:		2026-02-18 19:26:00
	Description:		Join hosts Tor and Romain as they sit down with Søren Gjesse, Chris Craik, and Shai Barack. This week, the team dives into R8, the whole-program optimizer that handles the "last mile" of your code before it runs on a device. Learn why implementing R8 is effectively like giving your users a "free hardware upgrade" by making their current devices perform like models that are years newer. Enable app optimization → https://goo.gle/R8-Optimizer Chapters: 0:00 - Intro 0:23 - What is R8? 1:16 - R8 vs D8 1:40 - Tree Shaking & Dead Code 4:14 - Handling Reflection 10:10 - Performance Co-Optimization 13:03 - Kotlin-Specific Gains 16:22 - Real-World Impact 41:50 - Jetpack Compose & R8 50:51 - Keep annotations 1:03:49 - The "Free Hardware Upgrade"
	Total Play:		0