Appetrecho is a Brazilian Portuguese newsletter by Sérgio Spagnuolo about apps and software installed on phones and computers, with personal reflections on tools like Obsidian, Quartz and AI-assisted work. Recent issues mix a critique of the generic visual style of AI-built websites with short notes on the newsletter's pause and return, plus recommendations of useful apps.
Website: https://appetrecho.com/
A data-driven newsletter by Platform Aeronaut analysing travel, delivery, marketplace and enterprise software economics, including unit economics, robotaxi fleet growth, stock dilution and how agentic AI may shift distribution and advertising moats. Readers get quantified, opinionated deep dives with links to an accompanying dilution tracker.
Deep-dive analyses of technology companies and sub-industries, focused on AI, semiconductors, cloud, software and ad tech. Issues combine expert interviews, alternative data and investment-oriented views ahead of big tech earnings.
Stripe Economics publishes data-driven analysis of internet and digital economy trends, drawing on Stripe payments data and academic economics research. Issues cover topics such as Nobel-winning macroeconomics, an empirical research agenda for AI, and a new index tracking SaaS revenue health.
Long-form essays that mix philosophy, intellectual history and course design, including a multi-part series on building a maintainable syllabus in Canvas. Readers get citation-heavy, argumentative writing on topics such as the history of analytic philosophy and the theory of AI rationality.
One short email a week with hand-picked newsletters from the index. Free, no spam, unsubscribe anytime.
