Explore the fascinating world of metaprogramming in Ruby through this 33-minute conference talk from RubyConf 2021. Dive into the concept of representing code as data structures for analysis, manipulation, and execution. Learn techniques for storing executable code as data in Ruby and discover various approaches to processing this code. Gain insights into encoding, implementation, representation, evaluation, and decoding of programs. Watch a live demonstration and understand the SECD machine model. Examine performance considerations in metaprogramming to enhance your Ruby development skills.