…and Mark takes to Teh Shiniez like Zombie Cat takes to ice cream.
I have no idea what I did, in hindsight. I read a HOWTO on a blog and just copied and pasted their commands, instead of following any instructions that might be on the BURG site in my omgomgomgomgomg rush to get to Teh Shiniez. Come the time to reboot, I was dropped to the GRUB command screen. Whoops. I grabbed some podcasts and crawled off to bed so as enjoy the rainy night outside.
slept all evening put it aside in favour of completing other projects because I didn’t have my usual fix on hand. My usual fix for these kinds of problems is a copy of Ubuntu installed onto one of my pendrives (I’d foolishly wiped it because I needed to fill it with photographs). In the end, five minutes trolling the GRUB WIki on my iPod gave me a solid workaround that allowed me to boot into Windows to prepare a pendrive:
grub> chainloader (hd0,1)+1