"Vectors"
for(float i,z,d;i <7e1;o =vec4(9,i,z,1)/d){vec3 p=z*normalize(FC.rgb*2.-r.xyy),a=normalize(sin(t/4. vec3(0,2,4))),v;p.z =7.;v=a=dot(a,p)*a cross(a,p);
for(d=2.;d <9.;a =sin(ceil(a*d)-t).yzx/d);z =d=.1*length(sin(a*a))*sqrt(length(v*sin(v.yzx)));}
o=tanh(o/6e4);