Online offerings pack thousands of students into each course. This not only lowers faculty-to-student attention, but also accountability, as no one proctors student exams.
Underprivileged students who suffered overcrowded classes in K-12 are now going to be thrown into mass online college courses. This will not happen to their wealthier counterparts who attend MIT, Harvard, or Stanford: the schools which provide the courses, yet do not allow for their own degrees.
When I started my education at a community college more than 30 years ago, one selling point was that I received more faculty attention. Today's community college students were a major force in getting out the vote in favor of Proposition 30 to improve education funding; Brown's proposal will punish them for their efforts.