Recently I received an email from a WordPress-related business telling me its terms of use had been updated. The email didn’t specify what had changed so, for some strange reason (a lawyer’s idle curiosity perhaps), I clicked through to see the latest terms, half hoping to see a change log or a blog post summarising what had changed. Did I find any such thing? No. The terms themselves only had a “Last modified on X date” entry. No change log. No explanatory blog post. And the site contained no archive of previous versions that would enable me to do an automated comparison, assuming I’d be motivated enough to do that. (I suppose one could try the Wayback Machine but a paying customer shouldn’t need to resort to that.) These terms were over 4,500 words long. I’m not sure how any user is supposed to understand what has changed in these circumstances. In many if not most countries, users will bound by the changes, thanks to what’s called a unilateral variation clause (a clause that allows …