Thanks for the welcome!
Gwibber's a tad basic for my needs (four accounts across 2 formats and three sites)--and my alternative to Livewriter in Windows was MS-Office, so I've got to look around for something different. I'm currently using FireScribe in FireFox (a nuisance as I'm generally an Opera user) but it does work for both LiveJournal + clones and my Wordpress-based blog. I've looked at BlogTK 2.0 as a possibility, but it doesn't at present do LJ. I'm sure I'll find a solution, eventually.
It's odd. I was expecting problems and challenges with the more specialised software--OED, Dragon Naturally Speaking, FrameMaker,...--but not with what I regard as a fairly common activity. My DH reckons it's because Linux users set up their own blogging software on their own servers rather than using other people's
