Pretty sure I'm not confused about it, although it appears I use the word "bounce" a bit differently than you. Specular reflection and diffuse reflection are ve

Pretty sure I'm not confused about it, although it appears I use the word "bounce" a bit differently than you. Specular reflection and diffuse reflection are very different things, at least on typical reflective objects (including water and glass and black things, which don't have significant amounts of diffuse reflection). Here's one of many things I've written on it (and my experiments related to specularity and such go back to the early 80s) https://www.quora.com/Why-does-snow-appear-white-in-colour-while-water-is-transparent-colourless-1/answer/Rob-Brown-13 https://www.quora.com/Why-does-snow-appear-white-in-colour-w...