======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '671'
                                          'artist'  'Departe'
                                     'text_people'  ''
                                         'release'  'Failure,Subside'
                                           'title'  'Ruin'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-4', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['post black metal', 'australia', 'black metal', 'death metal', 'post metal']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '7'
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'eid-metal-death'
                                             'bpm'  '145.371'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Failure,Subside'
'TBPM' (BPM (beats per minute))                     '145.371'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-death'
'TDRC' (Recording time)                             '2016'
'TIT2' (Title/songname/content description)         'Ruin'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Departe'
'TPUB' (Publisher)                                  'Season Of Mist (Soulfood)'
'TRCK' (Track number/Position in set)               '7/7'
'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:lastfmtags'                                   ['post black metal', 'australia', 'black metal', 'death metal', 'post metal']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.57 dB'
'TXXX:replaygain_track_peak'                        '0.438337'

========================== row from database ==========================
                                              'id'  1401462
                                            'path'  /data/Music/Bulk/00dwimp/00metal/00death/Departe - Départe – Failure, Subside/07 - Ruin.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  671
                                           'genre'  eid-metal-death
                                        'filesize'  26877554
                                           'mtime'  1620301696
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal 00death Départe – 07 eid metal death
                                      'tag_artist'  Departe
                                     'tag_release'  Failure,Subside
                                       'tag_title'  Ruin
                                             'bpm'  145.371
                                    'search_title'  'ruin':1
                                   'search_artist'  'departe':1
                                  'search_release'  'failure':1,3 'subside':2,4
                                     'search_rest'  '00death':3 '00dwimp':1 '00metal':2 'death':8 'departe':4,5 'eid':6 'metal':7
                                    'search_combo'  '00death':9 '00dwimp':7 '00metal':8 'death':14 'departe':2B,10,11 'eid':12 'failure':3C,5C 'metal':13 'ruin':1A 'subside':4C,6C
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-4']
                                      'lastfmtags'  ['post black metal', 'australia', 'black metal', 'death metal', 'post metal']
                                        'tag_date'  2016
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620301695.6555653  (2021-05-06 13:48:15)
                             'size'  26877554