Hah! Never discount a Scotsman in a bad mood. Swingarm removed.
Destroyed, possibly, but removed definitely. Look away now if you're of a nervous disposition...
Coupled with a hacksaw leads to this:
So swingarm is now out, but still embedded solidly inside the rubber bushings. Will try burning them out now.
Also, the frame piece where the swingarm pushes against now has a gentle raise in it:
A bit of heat and I'll know that back too.
Are there any upgrades to the swingarm that don't involve all this rubber mounting?