Because very few people use the term open core unless they are trying to be a pedant or nitpick, and your comment (and the grandparent) come off as trying to detract from the thread with a strawman.
The original post even explicitly explains what part of the offering is MIT licensed and what is commercial. So what is your point arguing semantics about open core?
The original post even explicitly explains what part of the offering is MIT licensed and what is commercial. So what is your point arguing semantics about open core?