What is the proposed idea/solution?
Add a Feature so you can change the background color of cells and whole colums manually or based on condition matching.
How does is solve the user problems?
Design of Tables and List Views will get more clean and easier to use / navigate. Also Users can color cells based on their content (like positive=green, negative=red, ...)
How was this validated?
It's basic visual Design theories.
Who is the target audience?
Nearly everyone, at least every user who needs to navigate through big airtable bases & list views.