pcDuino team is doing a weekly sweepstakes on its tweeter account (@pcduino) by randomly picking one follower each week. The script used can be found at http://learn.linksprite.com/pcduino/linux-applications/use-pcduino3-to-do-a-weekly-pcduino3-give-away-sweepstakes-for-tweeter-pcduino/
We will run this script every Friday and will upload the video to youtube and announce the winner. Follow up at @pcduino.