Visa、Mastercard、Stripe、Coinbase、Cloudflare、Google 都開始推出相關協議或產品，Crypto 這一側則有 x402、Stablecoin、Agent Wallet 正進行基礎建設的整合。打開 x402 官網，過去 30 天已經可以看到數千萬筆交易、上千萬美元交易量，以及數萬個 Buyer 和 Seller。

看起來，一個新的支付市場正在成形。

....

a month ago

source

這陣子的一些小事

今天剛好生日，所以這週就不寫太硬的東西了。

本來想說這週乾脆休息，不發文章，但後來想想，最近其實還是有一些零零碎碎的事情一直放在腦袋裡。沒有到值得各自寫成一篇文章，但好像又可以稍微記一下。

就當作生日這天隨手寫的一篇小筆記。

最近我自己有一個感受越來越強烈，就是不重要的東西，真的不要一直放在腦袋裡。

以前可能會覺得自己記得很多事情、所有細節都掌握住，是一種能力。但現在工作久了，反而開始覺得，腦袋能同時處理的事情其實很有限。不 care 的、不重要的、之後查得到的...

2 months ago

source

誰來接住下一個 1 兆美元美債？

美國花了將近兩百年，才欠下第一個 1 兆美元。

1789 年美國聯邦政府開始背負建國留下的債務。此後經歷南北戰爭、兩次世界大戰與經濟大蕭條，直到 1981/10/22 ，美國國債才第一次跨過 1 兆美元，前後大約 192 年。

而時至今日，最近一次增加 1 兆美元，則只花了五個月。

2026/3，美國國債突破 39 兆美元；8/19，跨過 40 兆美元。其中約 32.3 兆美元是由市場、Fed、外國政府與其他公眾持有的債務，其餘則是美國政府內部帳戶。

第一個...

2 months ago

source

Key Facts

Contact Information

Newsletter Author

Number of Subscribers

Find out how many people subscribe to this newsletter.

Related Newsletters

Max的區塊鏈空間

Ignas | DeFi Research

Audience Metrics

Subscribers, engagement, traffic and sponsorship for Darren TechTalk.

Subscribers		Engagement	68	Monthly Web Visits
Accepts Sponsors		Estimated Cost per Ad

Explore More

Top Crypto Newsletters Top Substack Newsletters Browse All Newsletters

Chart Rankings

How this newsletter ranks in the official Substack charts.

#208

Substack

/Crypto(Free)

Authors

The writers behind this newsletter.

Darren TechTalk | 產品之外

《產品之外》：解構AI發展、科技趨勢、金融與支付的商業邏輯，筆者Darren是新加坡 startup 產品負責人，致力於在Web3與金融監管的交界處，建構下一代的全球支付基礎設施

Beyond Product | 產品之外

Insights on Crypto, Fintech, and AI from a Product Manager's perspective. We move beyond investment hype to analyze business models, commercial strategies, and value propositions. Written in Traditional Chinese for builders and thinkers.

Frequently Asked Questions

How can I access the email archive for Darren TechTalk?

You can find recent issues that have been published by Darren TechTalk on Reletter by scrolling up to where it says Latest Issues. Tap on the link for any of the most recent emails or hit More Issues to see older ones.

How many subscribers does Darren TechTalk have?

To see how many people subscribe to Darren TechTalk, simply upgrade your Reletter account. We provide readership numbers and lots of other stats for this newsletter so you can decide if it's worth reaching out to.

How can I advertise in Darren TechTalk?

Newsletter advertising can be extremely effective when it's done right. Before you pitch Darren TechTalk as a potential sponsor or partner, make sure that you've done your research and checked its newsletter stats with Reletter.

Then, personalize one of our winning pitching templates and send it to the right person using the contact info provided.

How much does it cost to sponsor a publication like Darren TechTalk?

Newsletter ad rates (or CPM) vary depending on many factors, including industry, number of subscribers, open rate, ad placement and more.

To find out how much an ad will cost, contact Darren TechTalk using the contact information provided and ask for a copy of their media kit.

How can I find newsletters related to Darren TechTalk?

Scroll up to where it says Related Newsletters to see other publications like Darren TechTalk. You can also search our email newsletter directory to discover other newsletters that cover the topics you're interested in.

How do I contact Darren TechTalk?

Reletter provides this newsletter's website URL above, where you will often find their contact information. We also provide links to associated social media accounts and pitching templates so you can reach out fast.