Katherine Mangan:

Coursera offers free, online courses to people around the world, but if you live in Minnesota, company officials are urging you to log off or head for the border.
The state’s Office of Higher Education has informed the popular provider of massive open online courses, or MOOC’s, that Coursera is unwelcome in the state because it never got permission to operate there. It’s unclear how the law could be enforced when the content is freely available on the Web, but Coursera updated its Terms of Service to include the following caution: