Over at Project Syndicate: Former U.S. Treasury Secretary Larry Summers is fencing with current U.S. Treasury Secretary Steve Mnuchin about “artificial intelligence”–AI–and related topics.

Most of their differences are differences of emphasis.

Mnuchin is drawing the issue narrowly: the particular technologies called “Artificial Intelligence taking over American jobs”. And he is, at least as I read him, is elliptically criticizing high stock market values for “unicorns”: companies with valuations above a billion dollars and yet no past record or clear future path to producing revenues to justify such valuations. **Read MOAR Over at Project Syndicate