======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '246'
                                          'artist'  'Amp Fiddler'
                                     'text_people'  ''
                                         'release'  'Ali Shaheed Muhammad - Noalbum'
                                           'title'  "Dreamin' (Ali Shaheed Muhammad remix)"
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-HHRNBTT-3', 'Q-JZFKS-3', "
 "'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['jazz', 'acid jazz', 'soul', 'funk', 'neo soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '11'
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '98.934'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '5106FB06+134233+6+151+22446+'
'COMM:iTunNORM:eng'                                 (' 000000DF 0000012E 000004E9 00000ADE 000186B7 00024A1E 000055DD 00004DE5 '
 '00029810 00029810')
'COMM:iTunes_CDDB_1:eng'                            '5106FB06+134233+6+151+22446+40959+72187+91087+109444'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '2'
'TALB' (Album/Movie/Show title)                     'Ali Shaheed Muhammad - Noalbum'
'TBPM' (BPM (beats per minute))                     '98.934'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TENC' (Encoded by)                                 'iTunes v4.6.0.15'
'TIT2' (Title/songname/content description)         "Dreamin' (Ali Shaheed Muhammad remix)"
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Amp Fiddler'
'TRCK' (Track number/Position in set)               '5/11'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['jazz', 'acid jazz', 'soul', 'funk', 'neo soul']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.70 dB'
'TXXX:replaygain_track_peak'                        '0.696521'

========================== row from database ==========================
                                              'id'  1506054
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Amp Fiddler - DREAMIN_ (Ali Shaheed Muhammad remix).mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  246
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  8189629
                                           'mtime'  1620586812
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism DREAMIN_ hip hop or rnb or rap or turntablism
                                      'tag_artist'  Amp Fiddler
                                     'tag_release'  Ali Shaheed Muhammad - Noalbum
                                       'tag_title'  Dreamin' (Ali Shaheed Muhammad remix)
                                             'bpm'  98.934
                                    'search_title'  'ali':3,4 'dreamin':1,2 'muhammad':6 'remix':7,8 'shaheed':5
                                   'search_artist'  'amp':1 'fiddler':2
                                  'search_release'  'ali':1 'muhammad':3 'noalbum':4 'shaheed':2
                                     'search_rest'  'dreamin':5 'hip':6 'hiphop':1 'hop':7 'or':8 'rap':2 'rnb':3 'turntablism':4
                                    'search_combo'  'ali':3A,4A,11C 'amp':9B 'dreamin':1A,2A,19 'fiddler':10B 'hip':20 'hiphop':15 'hop':21 'muhammad':6A,13C 'noalbum':14C 'or':22 'rap':16 'remix':7A,8A 'rnb':17 'shaheed':5A,12C 'turntablism':18
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  10A
                                           '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-3', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['jazz', 'acid jazz', 'soul', 'funk', 'neo soul']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620586811.6721208  (2021-05-09 21:00:11)
                             'size'  8189629