======================== unified (from filesystem) ========================
                                         'bitrate'  '237.834'
                                        'duration'  '134'
                                          'artist'  'Peggy Lee'
                                     'text_people'  'Bernie Hanighen/Gordon Jenkins/Johnny Mercer'
                                         'release'  'The Radio Years'
                                           'title'  'When a woman loves a man'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-HHRNBTT-1', "
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 "'q-chart-3', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['blues', 'jazz', 'female vocalists', 'oldies', 'swing']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '26'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-vocal'
                                             'bpm'  '130.566'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'The Radio Years'
'TBPM' (BPM (beats per minute))                     '130.566'
'TCOM' (Composer)                                   'Bernie Hanighen/Gordon Jenkins/Johnny Mercer'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-vocal'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'When a woman loves a man'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Peggy Lee'
'TPE2' (Band/orchestra/accompaniment)               'Peggy Lee'
'TPUB' (Publisher)                                  'Proper Sales & Dist.'
'TRCK' (Track number/Position in set)               '26'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['blues', 'jazz', 'female vocalists', 'oldies', 'swing']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.16 dB'
'TXXX:replaygain_track_peak'                        '0.611579'

========================== row from database ==========================
                                              'id'  1119251
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/4.the radio years/26. When a woman loves a man.mp3
                                         'working'  None
                                         'bitrate'  237
                                    'duration_sec'  134
                                           'genre'  prerock-jb-jazz-vocal
                                        'filesize'  3991371
                                           'mtime'  1620528022
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 4.the radio years 26. prerock jb jazz vocal
                                      'tag_artist'  Peggy Lee
                                     'tag_release'  The Radio Years
                                       'tag_title'  When a woman loves a man
                                             'bpm'  130.566
                                    'search_title'  'a':2 'loves':4 'man':5 'when':1 'woman':3
                                   'search_artist'  'lee':2 'peggy':1
                                  'search_release'  'radio':2 'the':1 'years':3
                                     'search_rest'  '26':10,11 '4':5 '4the':7 'country':4 'exotica':2 'jazz':1 'jb':13 'oldies':3 'prerock':12 'radio':8 'the':6 'vocal':14 'years':9
                                    'search_combo'  '26':20,21 '4':15 '4the':17 'a':2A 'country':14 'exotica':12 'jazz':11 'jb':23 'lee':7B 'loves':4A 'man':5A 'oldies':13 'peggy':6B 'prerock':22 'radio':9C,18 'the':8C,16 'vocal':24 'when':1A 'woman':3A 'years':10C,19
                                    'tag_tracknum'  26
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['blues', 'jazz', 'female vocalists', 'oldies', 'swing']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528021.769439  (2021-05-09 04:40:21)
                             'size'  3991371