recaptcha 

1 it isn't defamatory
2 it relates to a computer system not a living person

ReCAPTCHA forces users to solve the Captcha to access whatever the service in question is. Forced labor is the definition slave labor, i am going to revert your reversion, please do not do it again or i will report you for vandalism also please don't send me threatening messages tia 94.168.204.89