It you are aiming to reshape the planet and solve big problems 1B won't cut it.
But then again you can't do it alone anyway so this might be a non issue.

also:
An English billion is die Milliarde in German.....
https://twetch.app/t/4ff72d2ab5d5ebbb847940e0a4d5f2bb2e578ff8280a22f20e84a421344c2a8b