If you’ve used some heavyweight framework then performance will probably be hard to add later. If you wrote the code yourself then I’m with Knuth, it’s not a bi

If you’ve used some heavyweight framework then performance will probably be hard to add later. If you wrote the code yourself then I’m with Knuth, it’s not a big deal to optimize it later and that’s a much better way to go. I’ve found the following rubric helpful for building distributed systems: 1/ correctness, 2/ reliability, 3/ performance. Credit: CochroachDB team.