- Fixed critical bugs (missing fetchTranscriptXml, Innertube API request format)
- Updated README examples to use Andrej Karpathy's technical talk
- Added MCP token limit documentation with real-world examples
- All videos now working (dQw4w9WgXcQ, LCEmiRjPEtQ, lXUZvyajciY, Gnl833wXRz0)