For many people, gazpacho is the first and last summer soup that comes to mind.

The clearing north will puff the clouds away.

As Wal-Mart builds up its knowledge of what goes into your shopping trolley, it can aid the positioning of goods as well as the pricing of complementary goods.

Elsewhere in the evening the young Iraqi-American trumpeter Amir ElSaffar, who has studied both jazz and traditional Arabic maqam patterns and combines them in modal pieces for improvisers, demonstrated with his sextet (including an oud and a santoor, the Persian hammered dulcimer) how hungry jazz still is for sources older than itself.