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Founder’s notes

Ground Truth

Once a month, Kent — Simply Once’s founder and a former banking CTO/CIO — writes about what building technology where mistakes cost real money taught him, applied to AI, fintech and what’s next. One idea per issue.

Issues

Issue 01 · October 14, 2026

Banking already learned this the hard way

AI agents are getting the power to spend, sign in and share as us. Banking already built the controls for that. Here are the ones to steal.

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