Explore a comprehensive conference talk on wear estimation techniques for devices utilizing eMMC flash memory. Delve into the intricacies of NAND flash technology, examining its structure, types, and trade-offs between density, cost, reliability, and lifespan. Investigate error correction, bad block management, wear-leveling algorithms, and garbage collection processes. Learn about the MMC protocol, registers, and health reporting standards. Discover methods for monitoring flash health in Linux, including vendor-specific approaches and I/O tracking. Gain insights into lifespan estimation and flash analytics tools to optimize storage-related operations in embedded Linux devices.