Business
US News survey: 51% bet to cover bills
A U.S. News survey finds more than half of sports bettors use their wagers to help pay household bills.
Reporting & guides
Regulation
Lithuania blocks Polymarket, calls it illegal gambling
Lithuania's regulator has ordered ISPs and payment providers to block Polymarket as illegal gambling.
Business
Louisiana gaming revenue drops 6.4% to $201m in August
Louisiana's gaming revenue fell 6.4% year-over-year in August to $201 million, the state's Gaming Control Board reported.
Learn
AI & customer data: an ID does not mean anonymous
Replacing a name with a customer ID can leave the person identifiable. Understand pseudonymisation, anonymity & the data an AI task needs.
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RAG explained: how AI searches a document library
An AI assistant can retrieve the wrong policy or misread the right one. Understand the document-search process & how to test each stage.
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AI citations: a source link is not a fact check
An AI answer can cite a real document while changing its meaning. Learn how to check the claim, its scope & its source.
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Ethereum gas fees: work used × price per unit
Gas usage, a fee cap & the transfer value are different numbers. Work through a simple Ethereum execution-fee example.
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Blockchain reorganisations: why confirmations can change
Two valid branches can briefly coexist. A fictional example explains how a transaction can lose its earlier confirmation.
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Block explorers: what a transaction record can prove
A transaction record can establish network activity. Learn which fields matter & which questions need separate evidence.
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Sports widgets: five checks before launch
A sports widget needs more than a working embed code. Check the data, phone layout, access & empty states before readers rely on it.