id3 -version (return code: 0)
This is id3 v1.0.0.
id3 --help (return code: 1)
id3: invalid option -- '-'
usage: id3 -[tTaAycg] "value" file1 [file2...]
id3 -d file1 [file2...]
id3 -l file1 [file2...]
id3 -L
id3 -v
-t Modifies a Title tag
-T Modifies a Track tag
-a Modifies an Artist tag
-A Modifies an Album tag
-y Modifies a Year tag
-c Modifies a Comment tag
-g Modifies a Genre tag
-l Lists an ID3 tag
-L Lists all genres
-R Uses an rfc822-style format for output
-d Deletes an ID3 tag
-h Displays this help info
-v Prints version info