======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '423'
                                          'artist'  'Theatre of Tragedy'
                                     'text_people'  ''
                                         'release'  'Velvet Darkness they Fear'
                                           'title'  'Velvet Darkness they Fear'
                                           'quals'  ("['Q-HAP-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['metal', 'gothic', 'female fronted metal', 'doom metal', 'gothic metal']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '02'
                                      'tracktotal'  ''
                                            'date'  '2019'
                                        'comments'  ''
                                           'genre'  'eid-unsorted'
                                             'bpm'  '120.113'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Velvet Darkness they Fear'
'TBPM' (BPM (beats per minute))                     '120.113'
'TCON' (Content type, a.k.a. Genre)                 'eid-unsorted'
'TDRC' (Recording time)                             '2019'
'TIT2' (Title/songname/content description)         'Velvet Darkness they Fear'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Theatre of Tragedy'
'TRCK' (Track number/Position in set)               '02'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['metal', 'gothic', 'female fronted metal', 'doom metal', 'gothic metal']
'TXXX:original release date'                        ['1996', '2019']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.56 dB'
'TXXX:replaygain_track_peak'                        '0.554425'

========================== row from database ==========================
                                              'id'  1343000
                                            'path'  /data/Music/Bulk/00poprockelectronic/Theatre of tragedy/Theatre of Tragedy - Velvet Darkness they Fear.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  423
                                           'genre'  eid-unsorted
                                        'filesize'  6782848
                                           'mtime'  1620521337
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic tragedy eid unsorted
                                      'tag_artist'  Theatre of Tragedy
                                     'tag_release'  Velvet Darkness they Fear
                                       'tag_title'  Velvet Darkness they Fear
                                             'bpm'  120.113
                                    'search_title'  'darkness':2 'fear':4 'they':3 'velvet':1
                                   'search_artist'  'of':2 'theatre':1 'tragedy':3
                                  'search_release'  'darkness':2 'fear':4 'they':3 'velvet':1
                                     'search_rest'  '00poprockelectronic':1 'eid':3 'tragedy':2 'unsorted':4
                                    'search_combo'  '00poprockelectronic':12 'darkness':2A,9C 'eid':14 'fear':4A,11C 'of':6B 'theatre':5B 'they':3A,10C 'tragedy':7B,13 'unsorted':15 'velvet':1A,8C
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['metal', 'gothic', 'female fronted metal', 'doom metal', 'gothic metal']
                                        'tag_date'  2019
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620521337.288214  (2021-05-09 02:48:57)
                             'size'  6782848