Jeff Wentworth

Co-founder of @curvegridinc, a blockchain middleware company.

[Marc Andreessen 🇺🇸 @pmarca]

I’ve listened to thousands of hours of great music since. What an awesome streaming service.

[Jeff Wentworth @JeffInTokyo]

@Jason More details and booking: https://t.co/WPufKDu2bO

[Jeff Wentworth @JeffInTokyo]

@Jason Toyosu Culture Center Hall. Built a few years ago, has windows behind the stage overlooking Tokyo Bay that open or close. Seats 300.

https://t.co/dNsS9N7kLd

[Jeff Wentworth @JeffInTokyo]

The UX of @LumaHQ today still feels like The Facebook back in 2005. Full marks. #hadtobethere

[Jeff Wentworth @JeffInTokyo]

What class of software is Codex, Claude, Copilot, etc. I.e. the thing that helps you with coding. If it's a "coding agent", then what do you call something like ClawdBot that's also autonomously writing code for you?

[Jeff Wentworth @JeffInTokyo]

Possibilities:
- They were hacked
- I was hacked
- Their support team is having “fun”
- AI agents are running amok

[Jeff Wentworth @JeffInTokyo]

TFW you get a legitimate password reset email for a major social network to a unique single-purpose email address…

[Jeff Wentworth @JeffInTokyo]

It’s a “save as draft” kind of morning

[Jeff Wentworth @JeffInTokyo]

Voting to add a show in Nagoya!!! #名古屋 #playnagoyafirst

[The Weeknd @theweeknd]

https://t.co/BgoLq0KXfH

[Kartik Talwar @kartiktalwar]

https://t.co/BCivlyHXiR

[Jeff Wentworth @JeffInTokyo]

紙の払込票、現金での支払い、海外からは進めにくい事務手続き。日本では、こうした課題が今も残っています。

Curvegridは、MailMate (@mailmatejp) との提携を通じて、こうした不便さを少しでも減らせないか探っていきます。

特に、海外在住の方やグローバルに活動する方々にとって、より扱いやすい仕組みにつながることを期待しています。

詳細はこちら：https://t.co/sIciGGT8RD

#Web3 #ブロックチェーン #デジタルアセット #Fintech #日本

[Curvegrid @curvegridinc]

We’re excited to announce a strategic partnership with @mailmatejp to explore how digital assets and #blockchain infrastructure could support more flexible financial workflows tied to mail and bill management in Japan.

Together, we’ll be exploring more accessible and globally compatible ways to support users managing administrative and payment-related processes across borders.

Read more: https://t.co/dOqhpnR66k

#Web3 #DigitalAssets #Fintech #Japan

[Jeff Wentworth @JeffInTokyo]

It's mid-2026 and I'm still waiting for any - ANY! - airline website to not be broken in some substantial way...come on all you agentic coders, you can do it!

[Jeff Wentworth @JeffInTokyo]

@yield_xyz “This server could not prove that it is https://t.co/oSnqi34UYg; its security certificate is from https://t.co/m4hqCJ4iP8. This may be caused by a misconfiguration or an attacker intercepting your connection.”

[Jeff Wentworth @JeffInTokyo]

@yield_xyz SSL is misconfigured on your website FYI

[Jeff Wentworth @JeffInTokyo]

Some days it feels like we’re living in a Futurama episode

[GameStop @gamestop]

GameStop Proposes to Acquire eBay at $125.00 Per Share

https://t.co/QYynT84H7Z

[Garry Kasparov @Kasparov63]

I don’t see the problem!

[Jeff Wentworth @JeffInTokyo]

@solidity_lang Nice!!! And remember kids, the answer is always --via-ir

[Yuka Sanui・米国スポーツ栄養士 @yukasanu1]

Had the honor of being interviewed by the The Japan Times. Thank you!!

The Japanese dietitian who keeps the Blue Jays’ engines running https://t.co/C9Bv7FhYwG

[Brian Armstrong @brian_armstrong]

An estimated $60 billion was spent on remittance fees in 2025.

This could be almost zero with stablecoins.