The text discusses advancements in information retrieval through deep neural networks and semantic search, which are changing the way computers understand and retrieve information. These systems can surface a broader variety of relevant content with greater precision than traditional keyword search algorithms. The author uses Vectara's semantic search platform to build a search over a small collection of hotel reviews, demonstrating how this technology can be applied in real-world scenarios. The text highlights the benefits of neural information retrieval, including robustness to misspellings and typos, and its potential to improve user engagement and relevance in various applications such as e-commerce, customer support, and enterprise search.