- Harvard professor says he gets thank-you notes from prisoners, some of which are secretly using smartphones to take his free computer-science class https://www.businessinsider.com/harvard-computer-science-professor-prisoners-use-phones-cs50-free-class-2023-1 714 comments technology
- Harvard professor says he gets thank-you notes from prisoners, some of which are secretly using smartphones to take his free computer-science class https://finance.yahoo.com/news/harvard-professor-says-gets-thank-174737332.html 515 comments technology