I believe I have already done the introduction round once, but it seems that I don't post "enough" to stay away from that blasted minimum post limit (the solution to "newbies" posting annoying and irrelevant messages is to force them to post?) being raised (didn't the limit use to be three posts?). I have a fairly technical understanding of Bitcoin and I tend to read rather than post, so here comes my fifth post so that I can once again post outside the newbie sub-forum (grrr...).