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by a16z speedrun
Weekly insights for founders creating the future.
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valve.com
lucasfilm.com
macymills.com
236K
Top 10% in Business
substack
Business
+2.2%
~63/post
avg comments + likes (0.03% rate)
Above category average
Weekly
1.1 posts/week avg
vs 1.0/week category avg
Free
Category avg: $5/mo
790
newsletters in Business
Top 10% in Business
out of 790 newslettersPublishing Frequency
Weekly
Last published Oct 13, 2026
Usually publishes Tue, Wed, Thu
1.1 posts/week avg