Nvidia (NVDA -3.00%) has offered investors good news on many occasions in recent years. From reports of record revenue and high demand for its new products to an invitation last year to join the Dow Jones Industrial Average, the chipmaker has been on fire. This is because Nvidia has built an empire in today's hottest growth area: artificial intelligence (AI).The tech giant is the source of the world's most sought-after chips as well as a wide variety of related products and services -- and the world's bigge ...