Tom Sawyer pulled off that business strategy when he persuaded his friends to pay him for the privilege of taking over his hated chore, painting the picket fence. But most scientific research subjects either receive compensation or contribute their time free of charge; they do not pay to participate.
汤姆·索耶尔（Tom Sawyer）是这一商业战略的发明者。他说服朋友花钱向他购买接管他所讨厌的家务活——给尖庄篱笆刷油漆的特权。这就是23andMe的商业模式雏形。但大部分科学研究者要么领取报酬，要么免费贡献时间，从来不会花钱参与。