Archive - Denken’s Tritsch-Tratsch Letter

April 2025

Let’s chat about Podcasting.

Apr 27 •

Falling of smart contract wallet

Smart contract wallet is nothing magical, but simply some programs on the blockchain that help you manage the assets. But it’s also never been the real…

Apr 19 •

Working Copy: a brief review

With Pro Unlock (35.99 USD), the Working Copy experience should be as simple as “link external directory” from Swift Playground, sign commit with SSH…

Apr 12 •

Defensive Security in Hackathon

A defensive secure browser that reveals hidden security layers in web app interactions.

Apr 5 •

March 2025

Defensive Security

I had this idea for months, still pretty rough and half-baked, but it’s time to go build it.

Mar 30 •

Everyone can code

While AI seems to have larger impact on how we code, the coding environment has evolved to have more tools for us.

Mar 23 •

Fads and trends in software development

I’ve seen lots of fads and trends in software development, affecting career life of software engineers. However, personally I don’t see it that way.

Mar 16 •

Learning from Duolingo marketing

Marketing wouldn’t work well if the product isn’t ready for long-term iteration and operation.

Mar 9 •

Crypto is fragile

To understand how decentralized blockchain and security work, you just have to go through each step of sending a transaction.

Mar 2 •

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