4 technologies by employee band
20 cells computed, each an exact count of companies
of 20 cells: 4 technologies by 5 rows, one denominator named per row
landing 10 Sept 2026
https://stacklookup.ai/grid/react,angular,bootstrap,tailwindcss/emp | figure grid.react-angular-bootstrap-tailwindcss.emp | method https://stacklookup.ai/method/grid-cell