======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '270'
                                          'artist'  'Elliott Smith'
                                     'text_people'  'Elliott Smith'
                                         'release'  'Elliott Smith'
                                           'title'  'Christian Brothers'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
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 "'q-chart-4', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'acoustic', 'favorites', 'folk', 'singer songwriter']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie;ifs-songwriter-indie-pop;ifs-songwriter-folk'
                                             'bpm'  '104.498'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Elliott Smith'
'TBPM' (BPM (beats per minute))                     '104.498'
'TCOM' (Composer)                                   'Elliott Smith'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter-indie', 'ifs-songwriter-indie-pop', 'ifs-songwriter-folk']
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Christian Brothers'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Elliott Smith'
'TPE2' (Band/orchestra/accompaniment)               'Elliott Smith'
'TPUB' (Publisher)                                  'Domino'
'TRCK' (Track number/Position in set)               '9'
'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'                                  'rock'
'TXXX:lastfmtags'                                   ['indie', 'acoustic', 'favorites', 'folk', 'singer songwriter']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.53 dB'
'TXXX:replaygain_track_peak'                        '0.595526'

========================== row from database ==========================
                                              'id'  1260665
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Elliott Smith/Elliott Smith/[02] elliott smith - christian brothers.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  270
                                           'genre'  ifs-songwriter-indie;ifs-songwriter-indie-pop;ifs-songwriter-folk
                                        'filesize'  6503040
                                           'mtime'  1637330494
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos [02] elliott smith christian brothers ifs songwriter indie;ifs songwriter indie pop;ifs songwriter folk
                                      'tag_artist'  Elliott Smith
                                     'tag_release'  Elliott Smith
                                       'tag_title'  Christian Brothers
                                             'bpm'  104.498
                                    'search_title'  'brothers':2 'christian':1
                                   'search_artist'  'elliott':1 'smith':2
                                  'search_release'  'elliott':1 'smith':2
                                     'search_rest'  '00singer':1 '02':4,5 'brothers':9 'christian':8 'elliott':6 'eos':3 'folk':20 'ifs':10,12,14,17,19 'indie':11,13,15 'pop':16,18 'smith':7 'songwriter':2
                                    'search_combo'  '00singer':7 '02':10,11 'brothers':2A,15 'christian':1A,14 'elliott':3B,5C,12 'eos':9 'folk':26 'ifs':16,18,20,23,25 'indie':17,19,21 'pop':22,24 'smith':4B,6C,13 'songwriter':8
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-4', 'q-other-4', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'acoustic', 'favorites', 'folk', 'singer songwriter']
                                        'tag_date'  1995
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1637330493.888568  (2021-11-19 15:01:33)
                             'size'  6503040