Once, you hit a decent payout, please walk away. If you can time that sweet time, you might get lucky of a big payout. Then, after an hour or so, they will re-adjust the percentages and everyone is loosing money. It is so obvious when they do, most of the machines are giving out free plays and big pay out are happening during that time. That’s all they do is watch the numbers, once the projected revenue is reached. There are guys hidden in some room upstairs. The only time, if you are lucky, you can win when they increase the percentage of the payout centrally. Same story, same results 98%.You will lose! You will lose all your money in matter of few hours. They are definitely centrally controlled.