Podcast:Marketplace Published On: Mon Aug 21 2023 Description: Wall Street is zooming in on Nvidia, which reports quarterly earnings this week. The chipmaker’s components power many of the generative artificial intelligence models that have surged in popularity, and its financial results will provide clues about the strength of the industry that runs on its technology. Also on the show: diminishing appetite for U.S. bonds, life in a fire lookout tower and vanishing tattoo ink.