I wouldn’t quote LTT on this if I were you. Their whole argument hinged around a very misleading graph, supposedly showing exponential server costs.
Sorry for linking Reddit but please take a look at https://old.reddit.com/r/LinusTechTips/comments/y8ay9u/incredibly_disappointed_with_ltt_they_used_this/isz7d2q/
This is total BS, if anything, tap water is considerably better in those countries.
Source: I spent a good amount of time in all the countries you mentioned