======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '184'
                                          'artist'  "Al'Tarba"
                                     'text_people'  "Al'Tarba"
                                         'release'  'Lullabies for Insomniacs'
                                           'title'  'Listening Problem'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-3', 'Q-OLDST-3', "
 "'Q-LOCALNESS-2', 'Q-PLAY-2', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-4', 'q-chart-2', 'q-drums-1', 'q-other-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['french', 'hardcore rap', 'hip hop', 'underground hip hop', 'rap']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  'www.underworld-rap.blogspot.com'
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '118.636'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=255, count=0)
'TALB' (Album/Movie/Show title)                     'Lullabies for Insomniacs'
'TBPM' (BPM (beats per minute))                     '118.636'
'TCOM' (Composer)                                   "Al'Tarba"
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2007-2010'
'TIT2' (Title/songname/content description)         'Listening Problem'
'TIT3' (Subtitle/Description refinement)            'www.underworld-rap.blogspot.com'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Q-Unique'
'TPE2' (Band/orchestra/accompaniment)               "Al'Tarba"
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '4'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['french', 'hardcore rap', 'hip hop', 'underground hip hop', 'rap']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+8.99 dB'
'TXXX:replaygain_track_peak'                        '0.716201'

========================== row from database ==========================
                                              'id'  1522802
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Al_Tarba/09) Listening problem feat Q Unique.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  184
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  7389352
                                           'mtime'  1620586715
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism Al_Tarba 09) problem feat Q Unique hip hop rnb rap turntablism
                                      'tag_artist'  Al'Tarba
                                     'tag_release'  Lullabies for Insomniacs
                                       'tag_title'  Listening Problem
                                             'bpm'  118.636
                                    'search_title'  'listening':1 'problem':2
                                   'search_artist'  'al':1 'altarba':3 'tarba':2
                                  'search_release'  'for':2 'insomniacs':3 'lullabies':1
                                     'search_rest'  '09':7,8 'al':5 'feat':10 'hip':13 'hiphop':1 'hop':14 'problem':9 'q':11 'rap':2 'rnb':3 'tarba':6 'turntablism':4 'unique':12
                                    'search_combo'  '09':15,16 'al':3B,13 'altarba':5B 'feat':18 'for':7C 'hip':21 'hiphop':9 'hop':22 'insomniacs':8C 'listening':1A 'lullabies':6C 'problem':2A,17 'q':19 'rap':10 'rnb':11 'tarba':4B,14 'turntablism':12 'unique':20
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-mixbeat-3', 'Q-PIANO-4', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['french', 'hardcore rap', 'hip hop', 'underground hip hop', 'rap']
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620586714.963189  (2021-05-09 20:58:34)
                             'size'  7389352