======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '252'
                                          'artist'  'Dead Can Dance'
                                     'text_people'  'Dead Can Dance'
                                         'release'  'A Passage in Time'
                                           'title'  'Enigma of the Absolute'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-LOCALNESS-2', "
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 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['world', 'darkwave', 'gothic', 'ethereal', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '16'
                                            'date'  '1991'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '112.3'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'A Passage in Time'
'TBPM' (BPM (beats per minute))                     '112.3'
'TCOM' (Composer)                                   'Dead Can Dance'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDRC' (Recording time)                             '1991'
'TIT2' (Title/songname/content description)         'Enigma of the Absolute'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dead Can Dance'
'TPE2' (Band/orchestra/accompaniment)               'Dead Can Dance'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  '4AD'
'TRCK' (Track number/Position in set)               '6/16'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['world', 'darkwave', 'gothic', 'ethereal', 'ambient']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.37 dB'
'TXXX:replaygain_track_peak'                        '0.765154'

========================== row from database ==========================
                                              'id'  1271406
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Dead Can Dance - A Passage in Time/06 Enigma of the Absolute.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  252
                                           'genre'  electronic
                                        'filesize'  11060649
                                           'mtime'  1636912374
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 06 electronic
                                      'tag_artist'  Dead Can Dance
                                     'tag_release'  A Passage in Time
                                       'tag_title'  Enigma of the Absolute
                                             'bpm'  112.3
                                    'search_title'  'absolute':4 'enigma':1 'of':2 'the':3
                                   'search_artist'  'can':2 'dance':3 'dead':1
                                  'search_release'  'a':1 'in':3 'passage':2 'time':4
                                     'search_rest'  'electronic':1
                                    'search_combo'  'a':8C 'absolute':4A 'can':6B 'dance':7B 'dead':5B 'electronic':12 'enigma':1A 'in':10C 'of':2A 'passage':9C 'the':3A 'time':11C
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['world', 'darkwave', 'gothic', 'ethereal', 'ambient']
                                        'tag_date'  1991
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636912374.2197819  (2021-11-14 18:52:54)
                             'size'  11060649