GIMP Plugins and Scripting Mastery Hub: The Industry Foundat

In the context of "The Complete GIMP Script-Fu Automation Course 2026," what is the primary advantage of utilizing Script-Fu's procedural nature for complex image manipulations compared to manual layer stacking and blending?

The "The Complete GIMP Script-Fu Automation Course 2026" emphasizes mastery of GIMP's internal object model. When scripting an operation that modifies a layer's opacity, which Script-Fu function is most likely to interact directly with the underlying layer object to achieve this change?

Within the "From Zero to Expert!" progression of "The Complete GIMP Script-Fu Automation Course 2026," understanding error handling is crucial. If a Script-Fu script encounters an unrecoverable error during execution (e.g., attempting to operate on a non-existent layer), what is the most robust approach to manage this situation and prevent GIMP from crashing or entering an unstable state?