Nidio (NVDA) has seen a significant drop in its stock performance following an earnings beat, despite posting one of the best and biggest quarters on record. However, the company's stock was negatively impacted by expectations. Susquehanna analyst Chris Rolland, who believes the easy part of the AI trade is over now, is challenging. He argues that the execution will remain elite but the multiple gets harder to expand. Despite this, Nvidia's stock is still seen as a valuable investment in the AI ecosystem. The company's future is uncertain as to whether it will continue investing in AI technology instead of paying back shareholders first. Concerns about ROI as the AI buildout matures, and the potential for Nvidia to raise its costs and margin margins.