User blog comment:Nukerancher/profile/@comment-29168149-20160719220158/@comment-303594-20160720083050

You posted this comment at 22:01:58 (58 seconds after the minute) - so 3 minutes and 2 seconds after is "4 minutes" after because the timer is only accurate to about the nearest minute, it's just an estimate about how long ago the comment was posted.