Um, no I haven't. What I have figured out is that I should not fiddle with my machine when I've been awake for 26 hours.OK folks, I've found a pretty ugly crash bug on Linux.
I unpacked the 1.03B version of the ELF, and then copied it to the wrong folder on my machine.
(Crawling off to my closet of shame...)
Leaving this post topic up case anyone read it and wondered what was going on.
Nothing to see here, move along. Pay no attention to the moron at the keyboard folks...