======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '348'
                                          'artist'  'Chelsea Wolfe'
                                     'text_people'  ''
                                         'release'  'Abyss'
                                           'title'  'Iron Moon'
                                           'quals'  ("['Q-HAP-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-3', 'Q-PLAY-3', 'q-bass-3', "
 "'Q-CHART-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['gothic', 'female vocalists', 'folk', 'experimental', 'singer songwriter']"
                                     'discogstags'  "['indie rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '11'
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'eid-goth or gothrock'
                                             'bpm'  '145.5'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Abyss'
'TBPM' (BPM (beats per minute))                     '145.5'
'TCON' (Content type, a.k.a. Genre)                 'eid-goth or gothrock'
'TDRC' (Recording time)                             '2015'
'TIT2' (Title/songname/content description)         'Iron Moon'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Chelsea Wolfe'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '2/11'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '3'
'TXXX:Q-GRIT'                                       '3'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['indie rock', 'rock']
'TXXX:lastfmtags'                                   ['gothic', 'female vocalists', 'folk', 'experimental', 'singer songwriter']
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-10.50 dB'
'TXXX:replaygain_track_peak'                        '1.069300'

========================== row from database ==========================
                                              'id'  1481446
                                            'path'  /data/Music/Bulk/00poprockelectronic/Abyss/02 Iron Moon.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  348
                                           'genre'  eid-goth or gothrock
                                        'filesize'  14118230
                                           'mtime'  1636910487
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 02 eid goth or gothrock
                                      'tag_artist'  Chelsea Wolfe
                                     'tag_release'  Abyss
                                       'tag_title'  Iron Moon
                                             'bpm'  145.5
                                    'search_title'  'iron':1 'moon':2
                                   'search_artist'  'chelsea':1 'wolfe':2
                                  'search_release'  'abyss':1
                                     'search_rest'  '00poprockelectronic':1 'eid':2 'goth':3 'gothrock':5 'or':4
                                    'search_combo'  '00poprockelectronic':6 'abyss':5C 'chelsea':3B 'eid':7 'goth':8 'gothrock':10 'iron':1A 'moon':2A 'or':9 'wolfe':4B
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-3', 'Q-GRIT-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-3', 'q-drums-3', 'Q-SYN-2', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-1', 'Q-PLAY-3', 'q-bass-3']
                                      'lastfmtags'  ['gothic', 'female vocalists', 'folk', 'experimental', 'singer songwriter']
                                        'tag_date'  2015
                                     'discogstags'  ['indie rock', 'rock']

============================== file details ==============================
                                           'mtime'  1636910486.5586405  (2021-11-14 18:21:26)
                             'size'  14118230