Thank you all (including Bruce) for the support you provided during the ride. I think I'm finally back to normal now. Which is a quicker recovery than from PBP, oddly enough.
Here is how it was for me: http://bikesandbees.blogspot.com/2012/03/kiwi-hunt-2011-ride-report.html
Ignore the 2011 reference in the title - clearly not quite back to normal!
Els