With this approach, visitors that are viewing a blog post's dedicated (permalink) page may not find an obvious way to get back to the root of the blog as the lo

With this approach, visitors that are viewing a blog post's dedicated (permalink) page may not find an obvious way to get back to the root of the blog as the logo links to the associated company site. To me, this can be just as annoying, since I don't want to get into manual-address-bar-truncation mode. Explicit links for each (blog root and company) in the footer are nice, but often not to be found.