======================== unified (from filesystem) ========================
                                         'bitrate'  '223.719'
                                        'duration'  '149'
                                          'artist'  'The Civil Wars'
                                     'text_people'  ''
                                         'release'  'Barton Hollow'
                                           'title'  "C'est la mort"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-1', 'q-other-2', 'q-vocals-4', 'q-mixbeat-1', "
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                                      'lastfmtags'  "['loved', 'indie', 'indie folk', 'acoustic', 'folk', 'singer songwriter']"
                                     'discogstags'  "['folk, world, & country', 'folk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '03'
                                      'tracktotal'  ''
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie;ifs-songwriter-folk'
                                             'bpm'  '145.790'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Barton Hollow'
'TBPM' (BPM (beats per minute))                     '145.790'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter-indie', 'ifs-songwriter-folk']
'TDRC' (Recording time)                             '2011'
'TIT2' (Title/songname/content description)         "C'est la mort"
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Civil Wars'
'TRCK' (Track number/Position in set)               '03'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['folk, world, & country', 'folk']
'TXXX:lastfmtags'                                   ['loved', 'indie', 'indie folk', 'acoustic', 'folk', 'singer songwriter']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.53 dB'
'TXXX:replaygain_track_peak'                        '0.516029'

========================== row from database ==========================
                                              'id'  1503231
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/The Civil Wars - The  Civil Wars -  Barton Hollow (2011)/03 - C_est la mort.mp3
                                         'working'  None
                                         'bitrate'  223
                                    'duration_sec'  149
                                           'genre'  ifs-songwriter-indie;ifs-songwriter-folk
                                        'filesize'  4191399
                                           'mtime'  1637330514
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos (2011) 03 C_est ifs songwriter indie;ifs songwriter folk
                                      'tag_artist'  The Civil Wars
                                     'tag_release'  Barton Hollow
                                       'tag_title'  C'est la mort
                                             'bpm'  145.79
                                    'search_title'  'c':1 'cest':3 'est':2 'la':4 'mort':5
                                   'search_artist'  'civil':2 'the':1 'wars':3
                                  'search_release'  'barton':1 'hollow':2
                                     'search_rest'  '00singer':1 '2011':4,5 'c':6 'eos':3 'est':7 'folk':13 'ifs':8,10,12 'indie':9,11 'songwriter':2
                                    'search_combo'  '00singer':11 '2011':14,15 'barton':9C 'c':1A,16 'cest':3A 'civil':7B 'eos':13 'est':2A,17 'folk':23 'hollow':10C 'ifs':18,20,22 'indie':19,21 'la':4A 'mort':5A 'songwriter':12 'the':6B 'wars':8B
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['loved', 'indie', 'indie folk', 'acoustic', 'folk', 'singer songwriter']
                                        'tag_date'  2011
                                     'discogstags'  ['folk, world, & country', 'folk']

============================== file details ==============================
                                           'mtime'  1637330513.9655795  (2021-11-19 15:01:53)
                             'size'  4191399