The original plan was to fly around the Moon for the Artemis II mission, which is currently scheduled for April, and then attempt a lunar landing with Artemis III in 2028.
For implementers, this promise-heavy design constrains optimization opportunities. The spec mandates specific promise resolution ordering, making it difficult to batch operations or skip unnecessary async boundaries without risking subtle compliance failures. There are many hidden internal optimizations that implementers do make but these can be complicated and difficult to get right.
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C library malloc, but it is very useful in new programs that you have
Natalie Sherman,Business reporter