A simple but pretty demo of some rolling copper bars.  

 PERMSSN    UID  GID    PACKED    SIZE  RATIO METHOD CRC     STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[generic]                  299     974  30.7% -lh5- 36d7 Dec 14  1990 CopperBars.info
[generic]                   45      45 100.0% -lh0- 8d31 Dec 14  1990 CopperBars/.info
[generic]                 1953    3252  60.1% -lh5- bab2 Dec 14  1990 CopperBars/CopperBars
[generic]                  357    1834  19.5% -lh5- 02c3 Dec 14  1990 CopperBars/CopperBars.info
[generic]                   35      35 100.0% -lh0- 9819 Dec 14  1990 CopperBars/CopperBars.readme
[generic]                  204     366  55.7% -lh5- 6def Dec 14  1990 CopperBars/CopperBars.readme.info
[generic]                  126     154  81.8% -lh5- a1c4 Dec 14  1990 CopperBars/ReadMe.fnf
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total         7 files    3019    6660  45.3%            Dec 14  1990