I *adore* Baen, they've really captured the 'instant gratification' market (and utter fans) by selling ARCs. The lack of DRM is brilliant (given that it can be cracked with a small Python script) and they recognise that giving away the first book of a series is a great way to sell the rest of the series. I wish more publishers would take their lead. Of course, it also helps that Baen realises that SF/F is the only genre that has a vibrant piracy scene and so mitigate that...