unix time coolness

[root@elcap ~]# date
Fri Mar 11 11:26:52 PST 2011

[root@elcap ~]# date +%s
1299871617

[root@elcap ~]# date -R -d @1300000000
Sat, 12 Mar 2011 23:06:40 -0800
[root@elcap ~]#