Actually, this is a wrap up post to an entire intermittent series on parallel processing. Bray links to a page summarizing the series, near the top. He's writ

Actually, this is a wrap up post to an entire intermittent series on parallel processing. Bray links to a page summarizing the series, near the top. He's writing to a pre-existing audience. If you don't already know, or look into, the context, then no, it won't be of much value.