For example, below is a problem my system solves. With my system, you’d need 10x more ignorance to say such a thing:
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I’ve checked your link, pretty cool stuff. I’m not a businessman though (at least not yet), I’m not sure I want to start and operate an online casino, or to reveal my system for everyone to see.
Maybe not running a casino, but having your own engine to prove to your customers how your engine works would help you to sell it. If the engine is good and solves some problems then casinos will want to have it.
The quote you post about stake is just a user who doesn't understand the provably fair system of stake, but as i mentioned before, there are tools made for that:
https://www.provablyfair.me/casino/stake-verifier/Even with a good provably fair system, the users can make a simulation system to try their betting method with a lot of bets, i have done that in the past with Just dice.