★★★★★

Highlights

For me, the action is the juice.

Lightning bolt
About Heat

Lightning bolt
About the author

I'm Justin Duke — a software engineer, writer, and founder. I currently work as the CEO of Buttondown, the best way to start and grow your newsletter, and as a partner at Third South Capital.

Lightning bolt
Greatest hits

Lightning bolt
Elsewhere

Lightning bolt
Don't miss the next essay

Get a monthly roundup of everything I've written: no ads, no nonsense.