初めて見る図だ:

Last login: Fri Feb  7 19:04:23 2014 from ::1
      ____________________,             ______________________________________
   .QQQQQQQQQQQQQQQQQQQQQQQQL_         |                                      |
 .gQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ__   |                                      |
 gQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ==   |                    _.---.)           |
 QQQQQQQQQQQQQQQQQQQQQQQQQQQF=         |          (^--^)_.-"      `;          |
 QQQQQQQQQ================!            |          ) ee (           |          |
 QQQQQQQQ                              |         (_.__._)         /           |
 QQQQQQQQ                              |           `--',        ,'            |
 QQQQQQQQ     ~"jjj__,                 |            jgs )_|--')_|             |
 QQQQQQQQ       "jjjjjjjjjj___         |                ""'   ""'             |
 QQQQQQQQ        ~jjjjjjjjjjjjjjjjj__  |                                      |
 QQQQQQQQ        _jjjjjjjjjjjjjj/~~~~  |      The Hippo says: Welcome to      |
 QQQQQQQQ      .{jjjjjjj/~~~~~         |                             _        |
 QQQQQQQQ     .{/~~~~`                 |  ____  _   _   ____  _ _ _ (_) ____  |
 QQQQQQQQ                              | / ___)| | | | / _  || | | || ||  _ \ |
 QQQQQQQQ                              |( (___ | |_| |( (_| || | | || || | | ||
 QQQQQQQQQL_______________,            | \____) \__  | \___ | \___/ |_||_| |_||
 QQQQQQQQQQQQQQQQQQQQQQQQQQQL___       |        (___/  (____|                 |
 4QQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ___  |                                      |
 (=QQQQQQQQQQQQQQQQQQQQQQQQQQQQQ====   |       -.-. -.-- --. .-- .. -.        |
   (QQQQQQQQQQQQQQQQQQQQQQQQF=         |______________________________________|

-bash-4.1$ 

これが見たくないという人もいるのか、 確かにいつもだとうるさいかも知れない
/etc/motd と /etc/defaults/etc/motd にあるらしい。
一番下はモールスで cygwin と書いてある