- Remove "IDE of 2026" and "Integrated Delegation Engine" claims
- Rename "Core Innovations" to "Ideas We're Exploring"
- Remove "Universal" from data plane and propulsion docs
- Add experimental status badges
- Frame concepts as discovery, invite others to explore
Closes gt-qvn7.5.2
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Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>