#hmmm: we need to encode this useful logic as a list of binary file endings.
find "$dir" -type f \( -iname "*" \
+ ! -iname "*~" \
+ ! -iname "*.bin" \
! -iname "*.bz2" \
! -iname "*.class" \
! -iname "*.dll" \
! -iname "*.obj" \
! -iname "*.png" \
! -iname "*.snarf" \
+ ! -iname "*.so" \
+ ! -iname "*.so.2" \
! -iname "*.svn" \
! -iname "*.svn-base" \
! -iname "*.tar" \