Introduction Real-time features have quietly become the backbone of modern digital products. Chats, live dashboards, notifications—users now expect them to work instantly and flawlessly. We have seen this shift up close. A few years ago, a “near real-time” update was acceptable. Today, even a slight delay raises eyebrows. That is where WebSockets step in—and also...

If you’ve ever worked in sales (or, let’s be honest, even watched someone in sales from a safe distance), you’ll know one universal truth: chaos is the default state. Sticky notes with half-written phone numbers, Excel sheets that look like abstract art, “follow-up reminders” scribbled on coffee-stained napkins—ah yes, the glamorous life of a salesperson. But...