Blog
Frameworks, build-in-public notes, and things I share elsewhere too.
Twitter
Build the best UI in your market. Rivals reverse-engineer it in weeks, or hire your PM.
Twitter
A castle needs two things: treasure inside, and walls no one can cross.
LinkedIn
Two companies built the same chips, spent the same R&D budget, and fought in the same market for decades. One's cost per unit was $5. The other's was $50. Neither made a mistake.
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In 2003, half of Blockbuster's revenue was late fees.
LinkedIn