======================== unified (from filesystem) ========================
                                         'bitrate'  '80.0'
                                        'duration'  '173'
                                          'artist'  'The Black Pope'
                                     'text_people'  ''
                                         'release'  'Music for Maniacs'
                                           'title'  "I'm A Human Radio Station"
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-3', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1979'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '135.9'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 00000901 00000901 00003DAE 00003DAE 0001D71C 0001D71C 00007B30 00007B30 '
 '0001DBD3 0001DBD3')
'TALB' (Album/Movie/Show title)                     'Music for Maniacs'
'TBPM' (BPM (beats per minute))                     '135.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '1979'
'TIT2' (Title/songname/content description)         "I'm A Human Radio Station"
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Black Pope'
'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'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.45 dB'
'TXXX:replaygain_track_peak'                        '0.481207'

========================== row from database ==========================
                                              'id'  648702
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/music for maniacs/The_Black_Pope_-_Human_Radio_Station.mp3
                                         'working'  None
                                         'bitrate'  80
                                    'duration_sec'  173
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  1738624
                                           'mtime'  1636916436
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm music maniacs The_Black_Pope_ _Human_Radio_Station electronic experimental oddness
                                      'tag_artist'  The Black Pope
                                     'tag_release'  Music for Maniacs
                                       'tag_title'  I'm A Human Radio Station
                                             'bpm'  135.9
                                    'search_title'  'a':4 'human':5 'i':1 'im':3 'm':2 'radio':6 'station':7
                                   'search_artist'  'black':2 'pope':3 'the':1
                                  'search_release'  'for':2 'maniacs':3 'music':1
                                     'search_rest'  'black':4 'electronic':9 'experimental':10 'human':6 'maniacs':2 'music':1 'oddness':11 'pope':5 'radio':7 'station':8 'the':3
                                    'search_combo'  'a':4A 'black':9B,17 'electronic':22 'experimental':23 'for':12C 'human':5A,19 'i':1A 'im':3A 'm':2A 'maniacs':13C,15 'music':11C,14 'oddness':24 'pope':10B,18 'radio':6A,20 'station':7A,21 'the':8B,16
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-1', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1979
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636916435.8459582  (2021-11-14 20:00:35)
                             'size'  1738624