Sorry, I believe you might be right that I must retract that a little: It is common in pretty much all dialects of British English, but I think you may be proper that it isn't really so popular in e.g. the US, exactly where a glottal halt would probably be https://ideas-for-living-room-alc22963.blog-gold.com/50461557/5-simple-techniques-for-designs-for-living-rooms-ideas