This ray-traced animation with sound is Mike's entry to the 1989 BADGE
Killer Demo Contest.  This "Amiga Boing" ball is just loaded with energy! 

 PERMSSN    UID  GID    PACKED    SIZE  RATIO     CRC       STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[generic]                  302     974  31.0% -lh5- a884 Nov  2  1989 LaserBoing.info
[generic]                   34      34 100.0% -lh0- d4b3 Nov  2  1989 LaserBoing/.info
[generic]               343029  389976  88.0% -lh5- c30e Nov  2  1989 LaserBoing/LASERBOING
[generic]                 2144    4184  51.2% -lh5- 09c4 Nov  2  1989 LaserBoing/LASERBOING.info
[generic]                20750   85504  24.3% -lh5- 301a Nov  2  1989 LaserBoing/Movie
[generic]                  333     813  41.0% -lh5- bc97 Nov  2  1989 LaserBoing/Readme
[generic]                  267     360  74.2% -lh5- 87cb Nov  2  1989 LaserBoing/Readme.info
[generic]                   47      60  78.3% -lh5- 993e Nov  2  1989 LaserBoing/soundfile
[generic]                 5226    6316  82.7% -lh5- 3c38 Nov  2  1989 LaserBoing/zip.snd
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total         9 files  372132  488221  76.2%            Nov  2  1989