Sean Falconer

Aug 5, 2025Read Time: 8 min Aug 5, 2025Read Time: 8 min Playlists for every mood and occasion. Media recommendations grouped by the most niche theme from your watch history. Sophisticated ad algorithms that optimize pay-per-click ads for the customer experience. Whether you call them digital-native, disruptors, or just tech giants, the likes of Spotify, Netflix, and Amazon have long made uncannily personal experiences a key part of their differentiation or business models.

Originally published by KdNuggets Most data science happens after the fact, working with static datasets that reflect what’s already happened. But data in the real world is continuous. Clicks, transactions, sensor updates, and reviews, these all arrive in real time, not in batches. To work with that kind of data, you need a different approach. This guide introduces data streaming from a data science perspective.