Mr. Ingram’s startup, Lodebar, feeds high-frequency market data into a machine-learning algorithm that turns it into jazz.

Ted and his wife are retirees in their early 70s, enjoying the good life in British Columbia, near the ocean and the U.S.

Shopify, Inc. is a global commerce company that provides essential internet infrastructure for commerce, offering trusted tools to start, scale, market, and run a retail business of any size. The ...