Will a Manifold user create a market explicitly designed to extract mana from betting bots?
Basic
13
Ṁ855
resolved Sep 12
Resolved
NO

One would probably do this by analyzing the source code to bots like this one[0] and creating a market that causes them to react in predictable but stupid ways, thus siphoning off their mana reserves. At least one bot must fall for such a market and lose at least $20 for this to resolve YES.

See also [1].

[0] https://github.com/manifoldmarkets/market-maker

[1] https://manifold.markets/JamesBot/will-another-manifold-user-create-o

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https://manifold.markets/MartinRandall/will-any-bots-lose-money-on-this-ma update - @Botlab only lost m1, the other bots made a profit.

predicted NO

@MartinRandall Thanks for the update! Resolving NO.

predicted YES

I think RyanBot is currently on track to lose mana on https://manifold.markets/MartinRandall/will-any-bots-lose-money-on-this-ma because it bet m118 on YES at 83% and the market is on track to resolve to 50%.

@MartinRandall You're right, it looks like we got one!

@wasabipesto Not over yet, though!

predicted YES

@wasabipesto If you're planning to resolve this based on the success or failure of such a market, what is your plan for addressing the fact that this market's end date is before Martin's?

predicted NO

@MichaelWheatley My gut reaction is that Martin's market was created while mine was open, so it's eligible. I was expecting such markets to immediately capture mana and resolve, so I wasn't planning on having to wait. My plan for now is to let this market close tomorrow, and resolve it after Martin resolves theirs. Let me know if you have any objections.

predicted YES

@wasabipesto Along those lines, if I want to be extra sure of getting a payout on your market here, can I make a bot-bamboozler market in the next 14 hours, and figure out the details of how to make it pay out at my leisure?

Having seen some of the bots here in action, I think a market such as you describe wouldn't be too hard to pull off.

predicted NO

@MichaelWheatley In the spirit of fairness I would count a market created before this market closes (even if the resolution criteria is undetermined) as long as the purpose is clear. The longest I'll wait to resolve this market is one month after close, if your market hasn't resolved by then it'll be ineligible.

predicted NO

@wasabipesto Oh, interesting. I wonder who else expected my bot trap market to close early and whether closing it now would be net positive or negative for my reputation as a market creator.

predicted NO

@MartinRandall My read of your title and description is that either interpretation seems valid. No one asked for clarification as far as I can tell.

I haven't seen any markets that have successfully bamboozled a bot, link one here if you think you have one that counts.

@wasabipesto Technically your resolution criteria are based on intent, not outcome. Which makes it tricky to resolve!

@MartinRandall Oh, my bad, they have to fall for it.

predicted NO

@MartinRandall Yeah, I probably should have been a bit clearer with the market title. Feels too late to change it now, but the actual criteria haven't changed.

@wasabipesto In expectation yes, but I'm curious how it'll go, maybe all the bot operators will notice and add an exception, and it will just take mana from gurkenglas.

How would a market be created specifically to do this? The only thing unique to any given market is its title and description text. You'd have to find a bot that would behave stupidly specifically because of the text of a given market's description... which I guess is possible, if unlikely.
@MattP The first thing that comes to mind is "This market resolves NO if none of the traders are bots, it resolves YES if a bot places a bet." Probability drops, stays low for a while, attracts a bot that places a NO limit order, then you bet up through the limit and resolve yes. May not work exactly as written, but the principle is there. Would definitely be easier once we have more open-source examples.

@MattP Bot can react also to for example order book: setup order book triggering specific behaviour, wait for bot order and then extract mana. Market description could be "I will resolve it however I feel like"

Didn't this already happen?
@MartinRandall Which market are you referring to?
@MartinRandall Ha! I don't think that counts for this. Mainly due to the fact that those bots were built specifically for that market, while the bots I'm referring to are general-purpose bettors who have free reign to bet on any market. There is also no indication that Predictor intended for bots to interact with the market at all, so it couldn't have been an intentional thing. If Predictor says anything to contradict this, I may update.
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