======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '187'
                                          'artist'  'Ohbliv'
                                     'text_people'  ''
                                         'release'  "Baker's Dozen"
                                           'title'  'NorthGate'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', 'Q-JZFKS-2', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['instrumental hip hop', 'chill', 'hip hop', 'beats', 'soul']"
                                     'discogstags'  "['hip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  '12'
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism-chillhop'
                                             'bpm'  '107.5'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     "Baker's Dozen"
'TBPM' (BPM (beats per minute))                     '107.5'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism-chillhop'
'TDRC' (Recording time)                             '2016'
'TIT2' (Title/songname/content description)         'NorthGate'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ohbliv'
'TPOS' (Part of a set)                              '01/01'
'TRCK' (Track number/Position in set)               '01/12'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'hip hop'
'TXXX:lastfmtags'                                   ['instrumental hip hop', 'chill', 'hip hop', 'beats', 'soul']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.98 dB'
'TXXX:replaygain_track_peak'                        '0.710030'

========================== row from database ==========================
                                              'id'  1528238
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Ohbliv - Baker_s Dozen/01 NorthGate.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  187
                                           'genre'  hip hop or rnb or rap or turntablism-chillhop
                                        'filesize'  7565184
                                           'mtime'  1620586296
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism Baker_s 01 hip hop rnb rap turntablism chillhop
                                      'tag_artist'  Ohbliv
                                     'tag_release'  Baker's Dozen
                                       'tag_title'  NorthGate
                                             'bpm'  107.5
                                    'search_title'  'gate':3 'north':2 'northgate':1
                                   'search_artist'  'ohbliv':1
                                  'search_release'  'baker':1 'bakers':3 'dozen':4 's':2
                                     'search_rest'  'baker':5 'chillhop':9 'hip':7 'hiphop':1 'hop':8 'rap':2 'rnb':3 's':6 'turntablism':4
                                    'search_combo'  'baker':5C,13 'bakers':7C 'chillhop':17 'dozen':8C 'gate':3A 'hip':15 'hiphop':9 'hop':16 'north':2A 'northgate':1A 'ohbliv':4B 'rap':10 'rnb':11 's':6C,14 'turntablism':12
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['instrumental hip hop', 'chill', 'hip hop', 'beats', 'soul']
                                        'tag_date'  2016
                                     'discogstags'  ['hip hop']

============================== file details ==============================
                                           'mtime'  1620586295.9700563  (2021-05-09 20:51:35)
                             'size'  7565184