Originally Posted by The Lev
Rumour has it that YYZ-ZRH-DEL may be an early recipient of the upgraded 763 - if so, that would be another bonus although I suspect if true, word will quickly circulate and every FF will try to route through ZRH reducing your chance of being able to use your SWU

I've heard that the YYZ-ZRH-YYZ flights are *already* quite hard to upgrade on using SWUs