This blog from PST.NET, a virtual payment card provider, posts company product updates such as withdrawal limit changes and transaction reporting features. It also publishes general articles on affiliate marketing and Smartlink technology, mostly promotional in tone.
Website: https://blog.pst.net/
Research-driven essays on crypto and fintech businesses, examining who captures revenue in onchain finance, how companies like Rain and Visa build and defend their economics. Readers get sourced, analytical breakdowns of retained revenue, valuations and payment infrastructure aimed at investors.
Newcomer is a deeply reported newsletter on the inner workings of the startup and venture capital industry, written by Eric Newcomer and collaborators. Readers get analysis of fundraising, neocloud and AI infrastructure finances, fintech milestones, and promotion of the associated podcast and AI show.
An independent practitioner's essays on 3-D Secure and EU payments regulation (PSD2 and the draft PSR), analysing liability, refunds and authorisation through close reading of legislation, scheme rules and compromise texts. Readers get precise, article-level guidance on what changed between drafts and what card and fraud teams must actually do.
A daily crypto and fintech newsletter that mixes original explainers with guest essays on topics like stablecoin payments, AI data markets and crypto-adjacent lending. Readers get narrative-driven analysis of how these markets work, alongside some sponsored product placements.
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