======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '202'
                                          'artist'  'The Hundred In The Hands'
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                                      'lastfmtags'  "['indie', 'female vocalists', 'electropop', 'electronic', 'indietronica']"
                                     'discogstags'  ("['electronic', 'rock', 'pop', 'house', 'dubstep', 'synth-pop', 'indie rock', "
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '08'
                                      'tracktotal'  '11'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted'
                                             'bpm'  '126.647'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'COMM:iTunes_CDDB_IDs:eng'                          '11++'
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'TBPM' (BPM (beats per minute))                     '126.647'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-unsorted'
'TDRC' (Recording time)                             '2010'
'TENC' (Encoded by)                                 'iTunes 10.0.0.68'
'TIT2' (Title/songname/content description)         'Gold Blood'
'TKEY' (Initial key)                                '12A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Hundred In The Hands'
'TPE2' (Band/orchestra/accompaniment)               'The Hundred In The Hands'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '08/11'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic',
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 'pop',
 'house',
 'dubstep',
 'synth-pop',
 'indie rock',
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'TXXX:lastfmtags'                                   ['indie', 'female vocalists', 'electropop', 'electronic', 'indietronica']
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'TXXX:q-grit'                                       '2'
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'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.25 dB'
'TXXX:replaygain_track_peak'                        '0.440892'

========================== row from database ==========================
                                              'id'  1279455
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/The  Hundred In The Hands -  The Hundred In The Hands (2010)/08 Gold Blood.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  202
                                           'genre'  ifs-songwriter-indie-unsorted
                                        'filesize'  8120711
                                           'mtime'  1638554653
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos (2010) 08 ifs songwriter indie unsorted
                                      'tag_artist'  The Hundred In The Hands
                                     'tag_release'  The Hundred In The Hands
                                       'tag_title'  Gold Blood
                                             'bpm'  126.647
                                    'search_title'  'blood':2 'gold':1
                                   'search_artist'  'hands':4 'hundred':2 'in':3 'the':1
                                  'search_release'  'hands':4 'hundred':2 'in':3 'the':1
                                     'search_rest'  '00singer':1 '2010':4,5 'eos':3 'ifs':6 'indie':7 'songwriter':2 'unsorted':8
                                    'search_combo'  '00singer':11 '2010':14,15 'blood':2A 'eos':13 'gold':1A 'hands':6B,10C 'hundred':4B,8C 'ifs':16 'in':5B,9C 'indie':17 'songwriter':12 'the':3B,7C 'unsorted':18
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'female vocalists', 'electropop', 'electronic', 'indietronica']
                                        'tag_date'  2010
                                     'discogstags'  ['electronic', 'rock', 'pop', 'house', 'dubstep', 'synth-pop', 'indie rock', 'disco']

============================== file details ==============================
                                           'mtime'  1638554652.545058  (2021-12-03 19:04:12)
                             'size'  8120711