Co-founder/CEO @conceptsapp | Activist with @citizensclimate | windsurfer
California
Joined April 2007
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David Brittain retweeted
Those sweet, sweet heat pumps are the winter heating source that is NOT going to brrrrrreak the bank this winter!
ALT Household winter heating costs Graph of electrified machines having cheaper operating cost than versus fossil fuel alternatives.
David Brittain retweeted
We're happy to share Concepts 6 for iOS. #ConceptsApp 6 opens up your creative space, giving you more room to draw, more colors & more power to organize your ideas.
Details > concepts.app/en/releases/con…
David Brittain retweeted
So my day job is on the iOS engineering team @ConceptsApp. We just shipped a huge update in 6.0 with some great new features. For my part, I rebuilt the entire document storage subsystem and custom gallery, a massive project. And — surprise — we did this with SwiftUI…
David Brittain retweeted
The fidelity of our artifacts should never exceed the fidelity of our thinking.
Documenting low-fidelity thinking in a high-fidelity artifact lends that thinking credibility that it doesn't deserve, and discourages further thinking. "We have the mockups, it's ready to build."
David Brittain retweeted
Facebook Mobile User Counts Revealed: 192M Android, 147M iPhone, 48M iPad, 56M Messenger zite.to/S9S272