I split a 4000-line file into 12 smaller ones this week. The smaller files weren't actually easier to understand. The 40…

I write smaller commits than I used to. The commits are uglier in isolation and much easier to read in sequence.…

Most retry logic I've removed turned out to be hiding a real bug. The retries made the failure invisible, and the bug co…

Latency budgets work better than latency targets. Targets are aspirational. Budgets force you to delete features when yo…

The fastest debugging trick I've learned is to write out, in one sentence, what the system is supposed to be doing. Half…