Reading up on Litestream

SQLite can replace many specialized systems—search, document store, queue, cache, vector DB, etc.—by serving as a single-file, zero‑maintenance database for applications.

Honker brings Postgres NOTIFY/LISTEN semantics to SQLite by polling the WAL file, enabling cross-process push-style event delivery with single-digit millisecond latency without a broker.

Fly.io built Sprites, disposable Linux VMs that create in seconds by ditching containers, using S3-backed storage with NVMe caching, and running orchestration inside each VM.