newsflash: you can't master this level of complexity, it is like trying to crack 256 bit ciphers
it's pure luck when you get it right
winning at it is like the special olympics, you are the dumb fucks that volunteered for the most cruel and unusual punishment for a rational mind ever devised by evil humans
web browsers are the most disorganised applications in the universe, the boundaries between logical layers and domains of the system are fuzzy at best, if not outright smudgy with tasteful high speed film stippling at beyond the resolution of your retina
mobile frameworks are far more rational than web browsers
it's just absurd complexity and the degree to which it keeps getting more complex every year is alarming to me
there has to be a point at which the combinatorial potential of the change set finally exceeds human capacity to adapt