Definition
Scalability refers to a system's or product's ability to handle increased demand or workload. Think of it like a restaurant that can easily add more tables and staff when it gets busier. It's about expanding efficiently without losing quality or performance. Imagine a social media platform that can support millions of new users without crashing. If something *doesn't* have scalability, it might crumble under pressure. So, scalability is essential for growth and adaptability in many areas. 🚀