try to handle UI responsiveness by interrupting loadings instead of recursively trigg...
[booh] / bin /
drwxr-xr-x   ..
-rwxr-xr-x 4899 album2booh
-rw-r--r-- 221086 booh
-rwxr-xr-x 67839 booh-backend
-rwxr-xr-x 74763 booh-classifier
-rwxr-xr-x 1021 booh-fix-whitebalance
-rwxr-xr-x 1021 booh-gamma-correction
-rwxr-xr-x 4773 webalbum2booh