   LE has many  block  operations  with  stream and
rectangular  blocks, can  edit  both  unix and  dos
style  files  (LF/CRLF), is  binary  clean, has hex
mode, can edit large  files and  mmap'pable devices
in MAP_SHARED mode, has tunable syntax highlighting,
tunable color scheme (can use default colors),
tunable key map.
