======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '303'
                                          'artist'  'Snoop Dogg'
                                     'text_people'  ''
                                         'release'  'Paid tha Cost to Be da Bo$$'
                                           'title'  'Batman & Robin'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-4', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['west coast', 'hip hop', 'rap', 'gangsta rap']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  '20'
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '92'
                                             'key'  '4A'
                                        'acoustid'  'de7d120e-f380-4bf6-a3a7-541d5da1acfa'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Paid tha Cost to Be da Bo$$'
'TBPM' (BPM (beats per minute))                     '92'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDOR' (Original release time)                      '2002'
'TDRC' (Recording time)                             '2002-11-25'
'TIT2' (Title/songname/content description)         'Batman & Robin'
'TKEY' (Initial key)                                '4A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Snoop Dogg feat. Lady of Rage & RBX'
'TPE2' (Band/orchestra/accompaniment)               'Snoop Dogg'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Priority Records/Doggy Style Records'
'TRCK' (Track number/Position in set)               '18/20'
'TSO2'                                              'Snoop Dogg'
'TSOP' (Performer sort order)                       'Snoop Dogg feat. Lady of Rage, The & RBX'
'TSRC' (ISRC (international standard recording code))  'USPO10200102'
'TXXX:ASIN'                                         'B000075A20'
'TXXX:Acoustid Id'                                  'de7d120e-f380-4bf6-a3a7-541d5da1acfa'
'TXXX:Artists'                                      'Snoop Dogg/Lady of Rage/RBX'
'TXXX:BARCODE'                                      '724353915728'
'TXXX:CATALOGNUMBER'                                'CDP 7243 5 39157 2 8'
'TXXX:MusicBrainz Album Artist Id'                  'f90e8b26-9e52-4669-a5c9-e28529c47894'
'TXXX:MusicBrainz Album Id'                         '777ed453-209f-4132-9d0b-f7e69134af56'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'f90e8b26-9e52-4669-a5c9-e28529c47894/147a3ceb-ebeb-4ce8-96e6-b2b3616dca04/478e1c5e-cf31-4fc8-a65f-14c7fe86754c'
'TXXX:MusicBrainz Release Group Id'                 '9ceca561-db09-3502-8490-40c95fce96f7'
'TXXX:MusicBrainz Release Track Id'                 '150b568c-fcb1-48ca-afdf-fffd762a850c'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '4'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['west coast', 'hip hop', 'rap', 'gangsta rap']
'TXXX:originalyear'                                 '2002'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'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'                        '+0.07 dB'
'TXXX:replaygain_track_peak'                        '0.380218'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'4af302c4-afe8-4f7c-b6e4-669c58d2cb76')

========================== row from database ==========================
                                              'id'  1247745
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Snoop Doggy Dogg/Paid tha Cost to Be da Bo$$/Snoop Dogg - Batman and Robin (Ft Lady of Rage Rbx) - 18.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  303
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  7353109
                                           'mtime'  1620592487
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism Doggy and (Ft Lady of Rage Rbx) 18 hip hop or rnb or rap or turntablism
                                      'tag_artist'  Snoop Dogg
                                     'tag_release'  Paid tha Cost to Be da Bo$$
                                       'tag_title'  Batman & Robin
                                             'bpm'  92.0
                                    'search_title'  'batman':1 'robin':2
                                   'search_artist'  'dogg':2 'snoop':1
                                  'search_release'  'be':5 'bo':7 'cost':3 'da':6 'paid':1 'tha':2 'to':4
                                     'search_rest'  '18':14 'and':6 'doggy':5 'ft':7,8 'hip':15 'hiphop':1 'hop':16 'lady':9 'of':10 'or':17 'rage':11 'rap':2 'rbx':12,13 'rnb':3 'turntablism':4
                                    'search_combo'  '18':25 'and':17 'batman':1A 'be':9C 'bo':11C 'cost':7C 'da':10C 'dogg':4B 'doggy':16 'ft':18,19 'hip':26 'hiphop':12 'hop':27 'lady':20 'of':21 'or':28 'paid':5C 'rage':22 'rap':13 'rbx':23,24 'rnb':14 'robin':2A 'snoop':3B 'tha':6C 'to':8C 'turntablism':15
                                    'tag_tracknum'  18
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-4', '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-4', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['west coast', 'hip hop', 'rap', 'gangsta rap']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620592487.3329456  (2021-05-09 22:34:47)
                             'size'  7353109