Why are nested weights bad for performance? Alternatives?

Question

I have written a couple layout files where I used the layout_weight attribute to create a ratio between different views.

At some point, I start getting

Answer 1

There is an easy solution to avoid nested LinearLayouts with weights - just use Tablelayout with weighSum and nested LinearLayout with weightSum - Tablelayout has the same attributes as LinearLayout(orientation, weightSum, layout_weight, etc.) and doesn't show message - "nested weights have bad for performance"

Example: