from random import randint
account=30000
accum=[]
for i in range(30):
risk = .02 * account
r = randint(1,100)
if r<=63:
account += risk * 1.11
else:
account -= risk * 1.0076
accum.append(account)
edge is order flow. you're the mm and in front of any queue. however, now a days you need a person in spx, in sp500 futures options, and quoting spy and anything else similar