None - money that is saved in tax now isn’t spent on schools, etc. At some point it needs to balance out. The National Debt is also an issue.
Governments need to focus on efficiency over a period of years, not one-off grand gestures...
But it's not a one-off grand gesture. The governments have given big corporations grand gestures for decades and will continue to do so.
If you demand respect or gratitude for your volunteer work, you're doing volunteering wrong.