Last week at the National Cattlemen’s Beef Association (“NCBA”) Annual Convention and Trade Show, Pfizer Animal Health’s Beef Division (@Pfizer_Beef), the sponsor of Cattlemen’s College, had an iPad giveaway contest for someone who tweeted throughout the week.  Thanks to Tweetdeck and HootSuite, I won the iPad giveaway.  I have been lusting over the iPad for quite sometime, particularly since I …