Today we’re joined by Dash, Janitor and Co-Founder at Paymentscan.

In this episode we’re discussing:
- Dune as the new frontend for data
- Onchain vs API data confusion
- Polymarket vs Kalshi data transparency
- Notional volume vs real volume
- Open interest spikes explained
- Sports dominance in prediction markets
- Data plumbing vs product narratives
- Crypto payment cards landscape
- Privacy tradeoffs in onchain payments
- Stablecoin usage across cards
- Cashback incentives and token risk
- Building Paymentscan.xyz

And much more—enjoy!
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Timestamps:
(00:00) Introduction
(04:57) Dune as frontend
(06:21) Onchain data confusion
(11:20) Polymarket vs Kalshi data
(17:22) Notional vs volume
(21:13) Data transparency tradeoffs
(21:35) Open interest spike
(24:31) Sports market dominance
(24:53) Crypto payment cards
(29:28) Public vs private settlement
(31:11) Payment privacy concerns
(36:17) Card usage metrics
(44:15) Cashback token incentives
(46:11) Outro
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Content links:
Dashboard:
https://dune.com/datadashboards

Payments database:
https://paymentscan.xyz
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The Indexed Podcast discusses hot topics, trendy metrics and chart crimes in the crypto industry, with a new episode every 1st and 3rd Thursday of the month, brought to you by wizards @hildobby @0xBoxer @sui414.

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DISCLAIMER: All information presented here should not be relied upon as legal, financial, investment, tax or even life advice. The views expressed in the podcast are not representative of hosts' employers views. We are acting independently of our respective professional roles.