He is certainly a man of vast information and great conversational powers.

James A. Garfield was a man of indefatigable industry and vast information.

The vast information database is updated using an artificial intelligence algorithm.

Rappler's Sharktank database began as a spreadsheet listing 26 suspected fake accounts, and has evolved into a vast information-gathering machine.

There his characteristics were quiet courtesy, imperturbability, a suave but impressive manner, vast information on current events, and no flavor whatever of the shop.