I couldn't resist having a quick peek inside the blown bulb. I opened by prying with a large flat head screwdriver:
This is the electronics board:
Nothing exciting: a transformer, 5.6uF 360V capacitor (the large can on top), 2 x ST 13003A NPN power transistors and a hand full of miscellaneous discretes.
And the tube:
Disclaimer: Don't try this if you don't know what you're doing. There is a trace amount of mercury (toxic!) inside the tube and you can injure yourself on the glass if you break it. Dispose correctly according to local regulations afterwards.