======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '37'
                                          'artist'  ''
                                     'text_people'  ''
                                         'release'  'Music For Drama Vol 8'
                                           'title'  'B08 Drama Special Pt. 1'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'Q-UNU-1', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'soundtrack-library'
                                             'bpm'  '113.708'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Music For Drama Vol 8'
'TBPM' (BPM (beats per minute))                     '113.708'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-library'
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         'B08 Drama Special Pt. 1'
'TKEY' (Initial key)                                '12A'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.16 dB'
'TXXX:replaygain_track_peak'                        '0.653373'

========================== row from database ==========================
                                              'id'  764251
                                            'path'  /data/Music/Bulk/0soundtrack/Chappell C.I.S. 5053 - Ralph Marco - Music For Drama, Vol. 8 (1975)/B08 Drama Special Pt. 1.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  37
                                           'genre'  soundtrack-library
                                        'filesize'  1863550
                                           'mtime'  1636923271
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack Chappell C.I.S. 5053 Ralph Marco Drama, Vol. (1975) soundtrack library
                                      'tag_artist'  None
                                     'tag_release'  Music For Drama Vol 8
                                       'tag_title'  B08 Drama Special Pt. 1
                                             'bpm'  113.708
                                    'search_title'  '1':6 'b08':1 'drama':2 'pt':4,5 'special':3
                                   'search_artist'  None
                                  'search_release'  '8':5 'drama':3 'for':2 'music':1 'vol':4
                                     'search_rest'  '0soundtrack':1 '1975':14,15 '5053':7 'c':3 'chappell':2 'cis':6 'drama':10,11 'i':4 'library':17 'marco':9 'ralph':8 's':5 'soundtrack':16 'vol':12,13
                                    'search_combo'  '0soundtrack':12 '1':6A '1975':25,26 '5053':18 '8':11C 'b08':1A 'c':14 'chappell':13 'cis':17 'drama':2A,9C,21,22 'for':8C 'i':15 'library':28 'marco':20 'music':7C 'pt':4A,5A 'ralph':19 's':16 'soundtrack':27 'special':3A 'vol':10C,23,24
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636923271.4125392  (2021-11-14 21:54:31)
                             'size'  1863550