Second half of 2026 per current estimates - https://nvidianews.nvidia.com/news/rubin-platform-ai-supercomputer#:~:text=Microsoft%20Azure%20will%20offer%20a%20tightly%20optimized,beginning%20in%20the%20second%20half%20of%202026.

Just let him do it in his own time

Will it be more efficient with electricity than predecessors?

I'd say it's 50:50 to come out by March 2026. Buying some No.