Dando memória para sua IA: por que ela esquece tudo (e como resolver)

The post explains why AI assistants lose all context between sessions due to fixed context windows, and why common workarounds like scattered .md files are inefficient. It introduces Spectrum, an open-source persistent memory system using local SQLite and semantic embeddings (ONNX, 384-dim) that any MCP-compatible agent (Claude Code, Gemini CLI, Codex) can query by keyword or meaning, organized by scopes.