======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '91'
                                          'artist'  'Beat Assailant'
                                     'text_people'  ''
                                         'release'  'Imperial Pressure'
                                           'title'  '4080 II'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                     'discogstags'  "['hip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '105.094'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 000009B3 00000000 000032E8 00'
'COMM:iTunNORM:eng'                                 (' 000009B3 00000000 000032E8 00000000 00006B12 00000000 00007F15 00000000 '
 '00006AFB 00000000')
'TALB' (Album/Movie/Show title)                     'Imperial Pressure'
'TBPM' (BPM (beats per minute))                     '105.094'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         '4080 II'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Beat Assailant'
'TPE2' (Band/orchestra/accompaniment)               'Beat Assailant'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'hip hop'
'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'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.89 dB'
'TXXX:replaygain_track_peak'                        '0.451120'

========================== row from database ==========================
                                              'id'  767873
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Beat Assailant - 4080 II.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  91
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  2952929
                                           'mtime'  1620586925
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism hip hop or rnb or rap or turntablism
                                      'tag_artist'  Beat Assailant
                                     'tag_release'  Imperial Pressure
                                       'tag_title'  4080 II
                                             'bpm'  105.094
                                    'search_title'  '4080':1 'ii':2
                                   'search_artist'  'assailant':2 'beat':1
                                  'search_release'  'imperial':1 'pressure':2
                                     'search_rest'  'hip':5 'hiphop':1 'hop':6 'or':7 'rap':2 'rnb':3 'turntablism':4
                                    'search_combo'  '4080':1A 'assailant':4B 'beat':3B 'hip':11 'hiphop':7 'hop':12 'ii':2A 'imperial':5C 'or':13 'pressure':6C 'rap':8 'rnb':9 'turntablism':10
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', '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'  []
                                        'tag_date'  2008
                                     'discogstags'  ['hip hop']

============================== file details ==============================
                                           'mtime'  1620586924.965944  (2021-05-09 21:02:04)
                             'size'  2952929