How many characters of code did you use?
558

Include your code here, if you'd like to show it off!
q={}s=128x=9y=63pal({-15,1,-13,-4,12},1)b=0v=0j=0k=0g=0h=0e,u,w=srand,circfill,rnd::_::p=btn()j+=(p\2%2-p%2)/4k+=(p\8%2-p\4%2)/4e(t())for i=0,400do
n=w(s)m=w(s)circ(n,m,1,abs(pget(n,m)-1))end
camera(v,b)v*=.8b*=.8e(r)for i=0,99do
n=w(s)m=w(s)pset(n,m,5)end
l=0for i=0,w(9)do
a=w()+t()/i/9f=i<1and w(3)+9or 1+w(i)u(l*cos(a)+63,l*sin(a)+63-i,f,7)l+=f+w(9)+5end
x+=j
y+=k
if(x<0or x>s)g+=sgn(j)v=s*-sgn(j)x%=s
if(y<0or y>s)h+=sgn(k)b=s*-sgn(k)y%=s
?(#q/4^7*100).."%",2,2
r=g+s*h
for i in all(q)do
if(i==r)goto e
end
add(q,r)::e::u(x,y,1,7)j*=.9k*=.9flip()goto _