 Support for On Point comes from WBUR Boston and the Music Emporium, guitar sellers for more than 50 years, celebrating the enduring presence of music made on the front porch and center stage. You can learn more at themusicemporium.com. And MathWorks, creators of MATLAB and Simulink software for technical computing and model-based design. MathWorks, accelerating the pace of discovery in engineering and science. Learn more at mathworks.com.