u(t) is called 60 times per second.
t: Elapsed time in seconds.
S: Shorthand for Math.sin.
C: Shorthand for Math.cos.
T: Shorthand for Math.tan.
R: Function that generates rgba-strings, usage ex.: R(255, 255, 255, 0.5)
c: A 1920x1080 canvas.
x: A 2D context for that canvas.
I got it down to 133b x.font="108pt _";f=a=>x.fillStyle=a;f`#ffffff22`;x.fillRect(0,0,2e3,2e3);f`#000`;onmousemove=e=>x.fillText("dwitter",e.x*3.1,e.y*3.1)
Okay, I think I saw the easteregg. For some reason, after a while the screen starts flashing.
u(t) is called 60 times per second.
t: elapsed time in seconds.
c: A 1920x1080 canvas.
x: A 2D context for that canvas.
S: Math.sin
C: Math.cos
T: Math.tan
R: Generates rgba-strings, ex.: R(255, 255, 255, 0.5)