Interesting article. I fell in love with the possibilities of GLSL shaders ages ago and tried to incorporate them more into day to day web development.
I wrote a library that enables to "apply" a shader from a GLSL file directly to an <img> tag without any additional bootstrapping needed.
I wrote a library that enables to "apply" a shader from a GLSL file directly to an <img> tag without any additional bootstrapping needed.
https://github.com/paratron/shaderboy
I havent used it for some time but it sounds like its perfectly suited for projects like these monochromatic portraits :)