Short tutorial, for people who are experienced with Blender-  Not for newbies.
*This water shader should render perfectly fine at a 128 sample+denoise setup.  just make sure you have a worthy GPU :)

********** If you just want the shader and skip the tutorial-  
https://blendermarket.com/products/lite-water--fake-caustics---shader-an-material-breakdown
(i like pizza)


also, this is my first attempt at making tutorials?  I hate it.
- lemme know if you'd prefer more fasti-ish tutorials for advanced lighting/shader tricks :)

---will be making a more advanced shader of this at one point.