======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '416'
                                          'artist'  'The Gathering'
                                     'text_people'  ''
                                         'release'  'Mandylion'
                                           'title'  'In Motion # 1'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-4', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  ("['metal', 'female fronted metal', 'female vocalists', 'progressive metal', "
 "'gothic metal']")
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'eid-goth or gothrock-gothrock'
                                             'bpm'  '125.470'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Mandylion'
'TBPM' (BPM (beats per minute))                     '125.470'
'TCON' (Content type, a.k.a. Genre)                 'eid-goth or gothrock-gothrock'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'In Motion # 1'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Gathering'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['metal',
 'female fronted metal',
 'female vocalists',
 'progressive metal',
 'gothic metal']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '4'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.31 dB'
'TXXX:replaygain_track_peak'                        '0.440257'

========================== row from database ==========================
                                              'id'  1399112
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/The Gathering/03 - The Gathering - Mandylion - In Motion # 1.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  416
                                           'genre'  eid-goth or gothrock-gothrock
                                        'filesize'  13315629
                                           'mtime'  1620300735
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth 03 eid goth or gothrock gothrock
                                      'tag_artist'  The Gathering
                                     'tag_release'  Mandylion
                                       'tag_title'  In Motion # 1
                                             'bpm'  125.47
                                    'search_title'  '1':3 'in':1 'motion':2
                                   'search_artist'  'gathering':2 'the':1
                                  'search_release'  'mandylion':1
                                     'search_rest'  '00dwimp':1 '00ebm':2 'darkwave':4 'eid':6 'goth':5 'gothrock':8 'industrial':3 'or':7
                                    'search_combo'  '00dwimp':7 '00ebm':8 '1':3A 'darkwave':10 'eid':12 'gathering':5B 'goth':11 'gothrock':14 'in':1A 'industrial':9 'mandylion':6C 'motion':2A 'or':13 'the':4B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-4', 'q-drums-2', 'q-syn-2', 'q-chart-3', 'q-other-4', 'Q-HAP-1', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['metal', 'female fronted metal', 'female vocalists', 'progressive metal', 'gothic metal']
                                        'tag_date'  1997
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620300735.3549173  (2021-05-06 13:32:15)
                             'size'  13315629