This video tutorial on DaVinci Resolve is about rapidly intensifying or weakening a node-based look. Instead of laboriously attenuating or amplifying the individual effect and color correction parameters one by one, the overall output can also be easily changed in intensity as a whole. The "Key Output" parameter, which can be easily overlooked in the Node Key menu, is suitable for this purpose and can be easily adjusted as a numerical slider:
A real timesaver, for all those who have not explored the Node Key menu yet presented by Casey Faris