lucy24 - 10:41 pm on Oct 10, 2012 (gmt 0)
:: detour to refresh memory on what I do myself when, ahem, I bother to do anything at all ::
<html lang = "en">
If you put it on the <body> element instead, then you've excluded all your metas, notably the description. And, of course, the title.
They seem to be content with this. Matter of fact it was Bing's nagging that got me started on lang tags, especially in the directory that gets significantly multilingual.