I don't think English will stop being EU's lingua franca any time soon. Agreeing on a replacement would be politically impossible (the Germans wouldn't accept French, the French wouldn't accept German, the Spanish would have good arguments to make in any of both cases); and having several languages in equal status would just be not practical (you cannot realistically expect every EU citizen to know their native langu…
and having several languages in equal status would just be not practical - Sorry but I have to disagree here. Look at UN, they have Arabic, Chinese, English, French, Russian and Spanish as official languages. Why is there an absolute must to only have one official language? Why not chose several most widely spoken ones, including English, and let each speaker chose the one that suits them best? I live in a country wh…
We have this in Canada, and outside of Quebec, nobody cares about the French language. In fact, many manufacturers specifically avoid Canada in some cases due to the requirement to put both English and French on the packaging. All government communication has to be written twice. Government employees must have fluency in both languages.
All that waste, and for what? A language that nobody else uses.