Earlier quoted context omitted.
There's no excuse for not knowing the English language, first as a 21 century citizen and secondly as a web developer.
There’s no excuse for not knowing at least three out of English, Spanish, French, Mandarin, Urdu, Arabic, Portuguese, Russian and German. If you’ve finished university peeking at a fourth and fifth language can’t hurt either. How many do you know? Edit: Oh, and how about a bit of Latin and Greek, maybe?
There's no advantage whatsoever in having a fragmented world, and if the mess in my head is any indication the alleged advantages of bilingualism are just BS.