Discover the latest advancements in Bokeh, a powerful Python library for creating complex and beautiful visualizations, in this EuroPython 2016 conference talk. Explore unique features including an optimized websocket-based server for efficient Python callbacks from browser actions, JavaScript callbacks written in Python, and the versatile bokeh command for targeting different outputs from a single input. Learn about JavaScript transforms from Python, high-level charts, and improved geo support. Gain insights into Bokeh's widespread adoption, impressive usage statistics, and comprehensive documentation. Delve into extended capabilities, enhanced Python support, layout options, and custom model creation. Master the art of crafting stunning visualizations without writing JavaScript or HTML, and understand why Bokeh is an essential tool for anyone interested in powerful and user-friendly data visualization.