State that survives a docker compose down is one of those things you don't think about, until your test suite needs it, your local dev needs it, and your CI pipeline absolutely doesn't. LocalStack handles persistence with one switch (PERSISTENCE=1) and it's a Pro-only feature. Floci ships four storage modes, all free, all in core, with per-service overrides. Pick the right tradeoff for the job.
No Man's Sky advertises 18 quintillion planets. That is not because someone modeled them by hand. It is because the game generates terrain, flora, and atmosphere from mathematical functions seeded by the planet's coordinates. The core idea is procedural generation, and the simplest building block is noise. If you fill a height map with random numbers, you get chaos. Real terrain has smooth transit