Very nice article! As UX Designer from Belgium, I am confronted with this problem everyday because we have to display our content in our 3 official languages (French, Dutch and German) + English (Brussels is very international due tu European commission and NATO). Thanks then for this good summary, it will help me to keep the good focus when designing!
Created a quick public version of the Google Spreadsheet you described. Anybody should be able to view & copy to make their own: