The (SBI) is an informal, albeit increasingly referenced, metric in systems engineering culture. It measures the duration and severity of a system’s state where the user experience is broken, but automated health checks (like ping monitors or port checks) falsely report the system as "healthy."
For a seller, a "Superbad" score is actually a good sign. It indicates that if you enter that niche with a high-quality product, you can easily outrank the existing competition. Key Components of a Superbad Niche superbad index
It won the 1999 Webby Award in the "Weird" category. The (SBI) is an informal, albeit increasingly referenced,