Will the upcoming BMW i5 come with Hydrogen fuel cell technology?

The as yet, unreleased BMW i5 may include hydrogen hybrid technology from Toyota? Read more at Automobile Magazine:

Might #BMW's new i5 electric car use hydrogen power from Toyota? http://t.co/qQHgA51BEO pic.twitter.com/ErKMAqpGPT

— Automobile Magazine (@automobilemag) November 18, 2014