A reduction in cost and not having to travel does have its appeal, although wanting to attend in person was what I had hoped to do. Regardless, if you want an in-depth dive into some great works, check it out. From their website:
A Summer Classics seminar is not a lecture, nor is it a book club. At St. John’s, seminars are lively, in-depth, highly participatory conversations on the reading at hand. Discussions begin with an opening question presented by a tutor, but can take on a myriad of dimensions. Everyone contributes in some way to the conversation, bringing ideas to the table (online this year) whether they have expertise in the topic or not. Listening is just as important as speaking.