On hacking email delivery engines.

Flute Mail has shut down.

Company ∙

It is with great sadness that I officially announce the closing of operations of Flute Systems, Inc. and Most of you who have been intimately connected with the company have already known this for months, so I apologize for the inexcusable delay in announcing this properly. I am thankful to all of you who have helped, funded, encouraged, and supported me in innumerable ways, especially my family, and my initial co-founder.

Falsehoods programmers believe about email APIs

Engineering ∙

Any sufficiently advanced technology will eventually need to send email. And anyone who runs an email delivery program in production for long enough will eventually discover how difficult it is to simply get email delivered reliably. As the CTO of HubSpot, Dharmesh Shah, put it: “Email deliverability is a multi-billion dollar problem.”