1986 Mac Plus vs 2007 AMD DualCore
This just goes to show: you can add all the features and complexity you want, but they won't necessarily make the user experience better.
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47 lessons
Things I've learned.
How I hire engineers
Building a community means looking beyond coding tests.
Notable links: January 2, 2026
Looking ahead: humans are cool again.
What is Instagram’s Adam Mosseri really saying in his year-end memo?
"Instagram no longer believes it can beat AI by making more or better content. It wants to be the referee, to decide what is real and what is not, and to build systems that can do it at scale."