Comment on Social Media Marketing Tips by Paul Zagoridis.
How would you add it to a widget to be at the bottom of the post with the facebook like and tweet this buttons? I can’t work that out, but it sounds good.
Editing the theme is less than ideal as it will be overwritten when a new version comes out (which I think will be soon as WP3.2 just came out – there are cosmetic problems in the admin panel with Stallion).