Free software is vital for the public and state-run infrastructure of a free society
An Austrian petitioner succeeded in realizing what the US government failed to see: that free software is vital for the infrastructure of a free society.
The way that governments get hooked on proprietary software tends to be predatory in nature, often based on offering gratis or low-cost samples only to jack up prices and take away control after a government is dependent on nonfree software. This story of trapping governments into using proprietary software is a known strategy by industry giants such as Microsoft.