Thanks for sharing this . Predictions can prove to be unreliable. But on the cursory glance, the report looks very interesting.
Germany is already taking a lead in cryptocurrencies as you can see from this article https://decrypt.co/12603/new-law-makes-germany-crypto-heaven.
When industrialized and advanced countries like Germany take a positive steps towards the adoption of cryptocurrencies, the others would tend to follow in their footsteps so as not to be left out. That would by and by make their predictions about cryptocurrencies come true eventually.
RE: All fiat currencies will be converted to crypto by 2030 according to Deutche Bank