Android has evolved in the past 10 years from initial janky phones to very smooth ones of today, the hardware has evolved but so has software behind cleaning up memory that every app consumes while running, today we look back and see how android garbage collection mechanism has evolved throughout this period and why should a developer need not worry about memory management too much. Slide link: docs.google.com/presentation/d/1TeS-BhZnCx6aAwRs0Cg_9nKdpB-m5HNS2CCUA0jqfhE/edit?usp=sharing