How to Pick the Right Color Grading Software, or, the Fundamental Differences in Cheap Color Correction Applications: Plugins, Built-in Tools, RAW Converters, DaVinci Resolve and Adobe Speedgrade

What are the fundamental differences between color correction plugins, RAW converters, Resolve and Speedgrade?

What is Color Correction or Color Grading?

The simplest explanation of color correction. What is it, what are the three groups of color correction, and what software and hardware do you need?