======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '169'
                                          'artist'  'Masses'
                                     'text_people'  ''
                                         'release'  'Demo'
                                           'title'  'Seasons'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['goth punk', 'deathrock', 'goth', 'post punk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '04'
                                      'tracktotal'  ''
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '107.3'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Demo'
'TBPM' (BPM (beats per minute))                     '107.3'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '2013'
'TIT2' (Title/songname/content description)         'Seasons'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Masses'
'TRCK' (Track number/Position in set)               '04'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['goth punk', 'deathrock', 'goth', 'post punk']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.71 dB'
'TXXX:replaygain_track_peak'                        '0.497136'

========================== row from database ==========================
                                              'id'  1421364
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Masses/2013 - Demo/04 Seasons.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  169
                                           'genre'  rock-gr-punk
                                        'filesize'  6969066
                                           'mtime'  1621695848
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner 2013 04 rock gr punk
                                      'tag_artist'  Masses
                                     'tag_release'  Demo
                                       'tag_title'  Seasons
                                             'bpm'  107.3
                                    'search_title'  'seasons':1
                                   'search_artist'  'masses':1
                                  'search_release'  'demo':1
                                     'search_rest'  '2013':5 'garage':2 'gr':7 'punk':1 'rock':6 'stoner':4 'surf':3
                                    'search_combo'  '2013':8 'demo':3C 'garage':5 'gr':10 'masses':2B 'punk':4 'rock':9 'seasons':1A 'stoner':7 'surf':6
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['goth punk', 'deathrock', 'goth', 'post punk']
                                        'tag_date'  2013
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621695847.5280194  (2021-05-22 17:04:07)
                             'size'  6969066