What's this about?

This summer I have arranged to take a few months for some extended sea-kayaking. Enough friends have expressed interest - or even, in one case, "vicarious excitement" - that a modest foray into the blogosphere seems justified. However, despite a couple of decades in the information technology industry, I have less blogging experience than time at sea, so bear with me as I struggle with some minor technical challenges, including electronic communication from a tent on remote beaches.
Am I being vague? Well, yes. Deliberately. Let's get a few miles under the hull first, before revealing the plan to the world...