It's possible maybe In the next 50,100 years, Already The north has been Hausawanise linguistically and people don't noticed because no body force Hausa on anyone. If Nigeria cise tO exist in the next 50years then surely hausa will become one of it official language and Yoruba to will but sadly by then only a handful of yoruba understand it and Igbo will probably be no more. Hausa is already an official language of Northern Nigeria,igbos and Yoruba that reside in north either schooling or doing business for like three years are already good at speaking it.

Hausa is a silent Killer Nigerians won't realize hausa is killing their language This is an awareness teach your children their mother tongue or risk extinction.