alright. i’m habitually late EVERYWHERE. sometimes it’s just by a few minutes. apparently, there was a time in my life when i would be up to two hours late for things (sorry). but more often than not, i’m late. A LOT. anyway, scientists have declared that you are not late unless you are 10 minutes and 17 seconds late. if you are to exceed this time-frame, you should call and say you are running late. here is the full article.