======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '274'
                                          'artist'  'Ned Sublette'
                                     'text_people'  'Stan Jones'
                                         'release'  'Music for Maniacs'
                                           'title'  '(Ghost) Riders in the Sky'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-3', "
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                                      'lastfmtags'  '[\'country\', \'latin\', \'fusion\', \'1981\', "80\'s"]'
                                     'discogstags'  "['latin']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '138.0'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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'TALB' (Album/Movie/Show title)                     'Music for Maniacs'
'TBPM' (BPM (beats per minute))                     '138.0'
'TCOM' (Composer)                                   'Stan Jones'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         '(Ghost) Riders in the Sky'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ned Sublette'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Palm'
'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:discogstags'                                  'latin'
'TXXX:lastfmtags'                                   ['country', 'latin', 'fusion', '1981', "80's"]
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.33 dB'
'TXXX:replaygain_track_peak'                        '0.421434'

========================== row from database ==========================
                                              'id'  649443
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/music for maniacs/Ned Sublette - Ghost Riders In The Sky.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  274
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  6600669
                                           'mtime'  1636916381
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm music maniacs In The electronic experimental oddness
                                      'tag_artist'  Ned Sublette
                                     'tag_release'  Music for Maniacs
                                       'tag_title'  (Ghost) Riders in the Sky
                                             'bpm'  138.0
                                    'search_title'  'ghost':1,2 'in':4 'riders':3 'sky':6 'the':5
                                   'search_artist'  'ned':1 'sublette':2
                                  'search_release'  'for':2 'maniacs':3 'music':1
                                     'search_rest'  'electronic':5 'experimental':6 'in':3 'maniacs':2 'music':1 'oddness':7 'the':4
                                    'search_combo'  'electronic':16 'experimental':17 'for':10C 'ghost':1A,2A 'in':4A,14 'maniacs':11C,13 'music':9C,12 'ned':7B 'oddness':18 'riders':3A 'sky':6A 'sublette':8B 'the':5A,15
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['country', 'latin', 'fusion', '1981', "80's"]
                                        'tag_date'  1999
                                     'discogstags'  ['latin']

============================== file details ==============================
                                           'mtime'  1636916380.6375415  (2021-11-14 19:59:40)
                             'size'  6600669