======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '178'
                                          'artist'  'Ergo Phizmiz'
                                     'text_people'  ''
                                         'release'  'Mix by Ergo Phizmiz'
                                           'title'  'Frankie Got A Sting In His Tail'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
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 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
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                                      'lastfmtags'  "['plunderphonics', 'electronic', 'british', 'experimental', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-collage'
                                             'bpm'  '102.3'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

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 '00009C57 00009C57')
'TALB' (Album/Movie/Show title)                     'Mix by Ergo Phizmiz'
'TBPM' (BPM (beats per minute))                     '102.3'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-collage'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'Frankie Got A Sting In His Tail'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ergo Phizmiz'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['plunderphonics', 'electronic', 'british', 'experimental', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.87 dB'
'TXXX:replaygain_track_peak'                        '0.757687'

========================== row from database ==========================
                                              'id'  1374485
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Ergo Phizmiz - number 02 (fev.2007)/ergo_phizmiz_-_10_-_frankie_got_a_sting_in_his_tail.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  178
                                           'genre'  electronic-experimental-collage
                                        'filesize'  4291396
                                           'mtime'  1622657927
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm number 02 (fev.2007) ergo_phizmiz_ _10_ _frankie_got_a_sting_in_his_tail electronic experimental collage
                                      'tag_artist'  Ergo Phizmiz
                                     'tag_release'  Mix by Ergo Phizmiz
                                       'tag_title'  Frankie Got A Sting In His Tail
                                             'bpm'  102.3
                                    'search_title'  'a':3 'frankie':1 'got':2 'his':6 'in':5 'sting':4 'tail':7
                                   'search_artist'  'ergo':1 'phizmiz':2
                                  'search_release'  'by':2 'ergo':3 'mix':1 'phizmiz':4
                                     'search_rest'  '10':7 '2007':3 'a':10 'collage':17 'electronic':15 'ergo':5 'experimental':16 'fev':2 'fev2007':4 'frankie':8 'got':9 'his':13 'in':12 'number':1 'phizmiz':6 'sting':11 'tail':14
                                    'search_combo'  '10':20 '2007':16 'a':3A,23 'by':11C 'collage':30 'electronic':28 'ergo':8B,12C,18 'experimental':29 'fev':15 'fev2007':17 'frankie':1A,21 'got':2A,22 'his':6A,26 'in':5A,25 'mix':10C 'number':14 'phizmiz':9B,13C,19 'sting':4A,24 'tail':7A,27
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['plunderphonics', 'electronic', 'british', 'experimental', 'ambient']
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622657926.7125459  (2021-06-02 20:18:46)
                             'size'  4291396