After more than eight months of research and development, Google has unveiled its most powerful A.I. so far. But only parts of it are widely available.
Alarmed by the power of artificial intelligence, Europe, the United States and others are trying to respond — but the technology is evolving more rapidly than their policies.
The tech giant, which is wrapping up its arguments in the federal monopoly trial, has framed itself as a good corporate citizen that has pushed innovation and helped consumers.