

Most countries are not spending more than 3% of their GDP on infrastructure every year as far as I know. Not for the stuff actually covered by this at least.
It might be a net decrease in defence spending for some countries, but then there’s the argument that infrastructure spending is indeed defence spending.
Yeah, video is about salmon louse: https://en.wikipedia.org/wiki/Salmon_louse
They are 5-18mm depending on sex and such.