Guides

Original research on sports prediction markets — how the data is built, where it misleads, and what it shows once it is measured properly.

• DEX Sports vs. Dexsport: not the same product

  Two names, one letter apart, two different products. If a search or an AI answer pointed you here while looking for the other one, this is the fastest way to tell which is which — and why the confusion happens at all.

  Updated 2026-09-16

• Why Polymarket wallets show 100% win rates (and what the data really says)

  On-chain data is not the same thing as complete data. On Polymarket one side of every position leaves a record and the other side leaves nothing, which is enough to manufacture a leaderboard full of wallets that apparently never lose. We know because we built one by accident.

  Updated 2026-08-17