+>
+> The reason the edit form is able to be displayed is that emailauth
+> sets up a session, in getsession(), and that $session is used for the
+> remainder of that cgi call. But, a cookie for that session is not stored
+> in the browser in this case. Ikiwiki *does* send a session cookie, but
+> the browser seems to not let an existing https-only session cookie be
+> replaced by a new session cookie that can be used with http. (If the
+> emailed link, generated on https is opened in a different browser, this
+> problem doesn't happen.) There may have been a browser behavior change
+> here?
+>