[snchimata]

Summary

• Remove the requested Demo scope and regeneration expandable section while keeping the GIF and its pinned URL unchanged.
• Name Python, TypeScript, and Rust developers equally in the Built for callout; retain the Python-first quickstart.
• Shorten Published Python SDK to Python SDK and update the existing layout test.
• Keep existing Select consent/experimental caveats and benchmark evidence elsewhere unchanged.

Validation

• 24 focused notebook, README, claims, and evidence tests passed with 45 subtests.
• git diff --check passed.
• Documentation-only: no SDK, renderer, GIF, dependency, or release changes.