Is this normal for OS X to create a pseudo tty for every instance of "terminal" that we run?
$ who
userx console Feb 26 09:19
userx ttyp1 Feb 26 09:33
userx ttyp2 Feb 26 09:33
userx ttyp3 Feb 26 10:26
10:33 up 1:15, 4 users, load averages: 0.26 0.23 0.16...