Explore the fascinating world of realtime FM audio synthesis in this engaging 29-minute PyCon US talk. Dive into the intricacies of signal flow, generators, and sound analysis as speaker Łukasz Langa guides you through the process of creating captivating audio. Learn about envelopes, envelope generators, and event loops, and discover how to produce multiple notes using a synthesizer. Gain insights into operators, phase modulators, and output generators, culminating in an impressive end result that showcases the power of FM synthesis in Python.