No matter how much you attack it, filter it, or complain about it, spam persists. Sometimes that’s not a bad thing if you’re looking for some cheap, serendipitous entertainment. I just found an email in my inbox with the subject line, “Look great for the holidays.” The sender is “Holiday Colon Cleanse.” I can already hear that in a carol: “”…Troll we now our Yuletide cleansing/Fa la la la la, la la la la.”