Start reading
Log in
Inbox
Explore
Notifications
Profile
Welcome to Substack
Sign up to discover, read, and support great writing.
Get started
More
Share this profile
David Hoang
Product Designer + Angel Investor.
Copy link
Twitter
Facebook
Email
David Hoang
Product Designer + Angel Investor.
davidhoang
Website
Proof of Concept
By David Hoang
Subscribe
Proof of Concept is a digital publication about creativity and experimentation for designers, builders, and entrepreneurs.
Reads
See all
The Beautiful Mess
Free subscriber
Design Lobster
Free subscriber
The Jason Calacanis Newsletter
Free subscriber
Mem
Free subscriber
On Substack
Free subscriber
Quick Brown Fox
Free subscriber
Posts
New
Top
Liked
Get app
Dive into your interests
We'll recommend top publications based on the topics you select.
Continue
This site requires JavaScript to run correctly. Please
turn on JavaScript
or unblock scripts
