Explore advanced Z80 assembly programming techniques in this comprehensive video lesson. Dive into unwrapped loops for improved performance, learn how to misuse the stack pointer for faster data writing, and discover rarer Z80 commands. Gain insights into utilizing the R register for random number generation and leveraging the I register in IM1 mode. Follow along with practical examples, including an LDI demonstration that copies data from the screen to a 128k bank and employs PUSH for rapid screen filling. Access accompanying text lessons, source code, and a handy Z80 cheatsheet from the provided website link. Enhance your 8-bit programming skills and optimize your code for speed and efficiency.