======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '132'
                                          'artist'  'Bent Bolt & The Nuts'
                                     'text_people'  'C. Astone/C. Masten/L. Burgio/M. Gartman'
                                         'release'  'Music for Maniacs'
                                           'title'  'The Mechanical Man'
                                           '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-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['punk', 'novelty', 'the future of music', 'oddities of sound']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1966'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '118.0'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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'TALB' (Album/Movie/Show title)                     'Music for Maniacs'
'TBPM' (BPM (beats per minute))                     '118.0'
'TCOM' (Composer)                                   'C. Astone/C. Masten/L. Burgio/M. Gartman'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-experimental-oddness', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '1966'
'TIT2' (Title/songname/content description)         'The Mechanical Man'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bent Bolt & The Nuts'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Confidential Recordings'
'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:lastfmtags'                                   ['punk', 'novelty', 'the future of music', 'oddities of sound']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.40 dB'
'TXXX:replaygain_track_peak'                        '0.343753'

========================== row from database ==========================
                                              'id'  648671
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/music for maniacs/003_Bent_Bolt_and_The_Nuts_-_The_Mechanical_Man.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  132
                                           'genre'  electronic-experimental-oddness;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  3171907
                                           'mtime'  1636916185
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm music maniacs 003_Bent_Bolt_and_The_Nuts_ _The_Mechanical_Man electronic experimental oddness;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Bent Bolt & The Nuts
                                     'tag_release'  Music for Maniacs
                                       'tag_title'  The Mechanical Man
                                             'bpm'  118.0
                                    'search_title'  'man':3 'mechanical':2 'the':1
                                   'search_artist'  'bent':1 'bolt':2 'nuts':4 'the':3
                                  'search_release'  'for':2 'maniacs':3 'music':1
                                     'search_rest'  '003':3 'and':6 'bent':4 'bolt':5 'electronic':12 'experimental':13 'man':11 'maniacs':2 'mechanical':10 'mor':23 'music':1 'nuts':8 'oddness':14,16 'pl':18 'set':15,17,20,22 'shirleyspinoza':19,21 'the':7,9
                                    'search_combo'  '003':13 'and':16 'bent':4B,14 'bolt':5B,15 'electronic':22 'experimental':23 'for':9C 'man':3A,21 'maniacs':10C,12 'mechanical':2A,20 'mor':33 'music':8C,11 'nuts':7B,18 'oddness':24,26 'pl':28 'set':25,27,30,32 'shirleyspinoza':29,31 'the':1A,6B,17,19
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-3', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['punk', 'novelty', 'the future of music', 'oddities of sound']
                                        'tag_date'  1966
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636916185.1180732  (2021-11-14 19:56:25)
                             'size'  3171907