Muse not headlining Glastonbury 2008

In an interview with Michael Eavis on NME.com it says that the headline acts for 2008 have already been booked and Muse are not one of them!

http://www.nme.com/news/glastonbury/29201

update:

After closer reading it would appear that only one headline act has been booked that isn't Muse. So that still leaves them with a chance of appear... right??