EU-Commissioner Johannes Hahn talks about the advantages of Free Software for public administrations. Full speech "Digitalising the public sector: building on past achievements and going forward with the Digital Europe Programme" available here: https://youtu.be/PVYETSH7ggU https://publiccode.eu/ https://fsfe.org/
He is the boss of budget and administration. Got a lot of power
For those who also wonder who this is (it’s easy to search, but why not make it more accessible, right?):
Johannes Hahn’s EU-commission profile: https://ec.europa.eu/commission/commissioners/2019-2024/hahn_en
Wikipedia: https://en.wikipedia.org/wiki/Johannes_Hahn