======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '172'
                                          'artist'  'Amel Larrieux'
                                     'text_people'  ''
                                         'release'  'Bravebird'
                                           'title'  'All I Got2'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-HHRNBTT-2', "
 "'Q-UNU-1', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['rnb', 'jazz', 'female vocalists', 'soul', 'neo soul']"
                                     'discogstags'  "['funk / soul', 'rhythm & blues']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '89.890'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00000C73 00000C4B 0000419B'
'COMM:iTunNORM:eng'                                 (' 00000C73 00000C4B 0000419B 00003EC5 00015FBE 00015FD5 00007BE8 00007117 '
 '000186CE 000186B7')
'TALB' (Album/Movie/Show title)                     'Bravebird'
'TBPM' (BPM (beats per minute))                     '89.890'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'All I Got2'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Amel Larrieux'
'TRCK' (Track number/Position in set)               '12'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['funk / soul', 'rhythm & blues']
'TXXX:lastfmtags'                                   ['rnb', 'jazz', 'female vocalists', 'soul', 'neo soul']
'TXXX:q-bass'                                       '1'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.38 dB'
'TXXX:replaygain_track_peak'                        '0.409463'

========================== row from database ==========================
                                              'id'  764578
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Amel Larrieux - ALL I GOT 2.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  172
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  4228961
                                           'mtime'  1620586799
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism ALL GOT hip hop or rnb or rap or turntablism
                                      'tag_artist'  Amel Larrieux
                                     'tag_release'  Bravebird
                                       'tag_title'  All I Got2
                                             'bpm'  89.89
                                    'search_title'  'all':1 'got2':3 'i':2
                                   'search_artist'  'amel':1 'larrieux':2
                                  'search_release'  'bravebird':1
                                     'search_rest'  'all':5 'got':6 'hip':7 'hiphop':1 'hop':8 'or':9 'rap':2 'rnb':3 'turntablism':4
                                    'search_combo'  'all':1A,11 'amel':4B 'bravebird':6C 'got':12 'got2':3A 'hip':13 'hiphop':7 'hop':14 'i':2A 'larrieux':5B 'or':15 'rap':8 'rnb':9 'turntablism':10
                                    'tag_tracknum'  12
                                      'num_images'  1
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', '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-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['rnb', 'jazz', 'female vocalists', 'soul', 'neo soul']
                                        'tag_date'  2004
                                     'discogstags'  ['funk / soul', 'rhythm & blues']

============================== file details ==============================
                                           'mtime'  1620586798.955734  (2021-05-09 20:59:58)
                             'size'  4228961