"It's easy: just help us spread the word about MacBuzzer and The Big Bang," the company explains. "Visit the MacBuzzer webpage now and follow four simple steps to receive your Rucksack license in a few minutes." The steps are:
1 - Log into your twitter account or create a new one if you do not already have one
2 - In your Twitter account, click the "Follow" button on top to follow "themacbuzzer" on Twitter
3 - Click on a link to tweet about Macbuzzer; on your twitter account click "Tweet" to tweet this message
4 - Enter your email address when prompted and check your email (including spam folder) for the Rucksack activation key (be sure to tick the "signup for newsletter" checkbox)