You can send me an email with this form. Please give me also a valid emailadress so i can answer you properly.
If you find a bug or an hesitation in a quiz-answer, try to explain it completely and give the number of the quiz-question so i can adjust it where possible.
Provide your bitcoinadress so i can reward you if you did find a real bug. Rewards go from 1000 to 10 000 satoshi depending on it's emergency.
Solve the captcha at the right before sending the mail as a protection against mail-spamming :-)