It's a social class marker; plenty of people have it, but if you're hanging around a college with a lot of upper middle class teeth gritting cheesebags and hang

It's a social class marker; plenty of people have it, but if you're hanging around a college with a lot of upper middle class teeth gritting cheesebags and hangers on, you may never hear it. I grew up with a western mass accent, which is a sort of lighter version of bahston with less non-rhoticity. I can turn it off, but lately choose not to, also for social class reasons.