>This bill does not add one single green card
FALSE.
This only applies if everybody else, in addition to India, is also exhausting their per-country limits. But it is not the case. That's why although India face huge backlog, overall # of visas is smaller than the global CAP set in the law.
If per-country limit is lifted, the effective number of GCs issued will instantly reach its global limit and will continue reaching limit every other year from now on, adding more GCs and putting even more downward pressure in the labor market