Still sore from not winning that Zune HD we gave away this past weekend in the forums? We’ll if you’ve got a little cash saved up and itchy buy finger, Cowboom may be able to help with that. It seems for today only, the upstart online retailer is selling the Zune HD 32gb for $149.99, with free shipping! The catch? It’s refurbished, meaning there might be some slight wear on the casing.