======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '243'
                                          'artist'  'Take'
                                     'text_people'  ''
                                         'release'  'Only Mountain'
                                           'title'  'Before You Think'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronic', 'korean', 'idm', 'downtempo', 'hip hop']"
                                     'discogstags'  "['electronic', 'hip hop', 'instrumental', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '13'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '140.725'
                                             'key'  '6A'
                                        'acoustid'  'eaa6be7c-5bd6-47f1-ab32-71a7ec45f7a9'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00000851 000007E3 00006174'
'COMM:iTunNORM:eng'                                 (' 00000851 000007E3 00006174 00006872 0000B658 0000407D 00009B75 00009276 '
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'COMM:iTunPGAP:eng'                                 '0/'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 0000084C 0000000000A3D2A4 00000000 00948054 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TALB' (Album/Movie/Show title)                     'Only Mountain'
'TBPM' (BPM (beats per minute))                     '140.725'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDOR' (Original release time)                      '2010'
'TDRC' (Recording time)                             '2010-04-20'
'TENC' (Encoded by)                                 'iTunes 8.2'
'TIT2' (Title/songname/content description)         'Before You Think'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Take'
'TPE2' (Band/orchestra/accompaniment)               'Take'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Alpha Pup Records'
'TRCK' (Track number/Position in set)               '1/13'
'TSO2'                                              'Take'
'TSOP' (Performer sort order)                       'Take'
'TXXX:Acoustid Id'                                  'eaa6be7c-5bd6-47f1-ab32-71a7ec45f7a9'
'TXXX:CATALOGNUMBER'                                'APR-028'
'TXXX:MusicBrainz Album Artist Id'                  '43e09599-a1f2-4a48-9961-4b7a32c51e03'
'TXXX:MusicBrainz Album Id'                         'b305eab6-570a-47d9-9512-b69dff1b71e2'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '43e09599-a1f2-4a48-9961-4b7a32c51e03'
'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:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'hip hop', 'instrumental', 'experimental']
'TXXX:lastfmtags'                                   ['electronic', 'korean', 'idm', 'downtempo', 'hip hop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.09 dB'
'TXXX:replaygain_track_peak'                        '0.427846'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'f3e7e92c-a930-4633-8670-1267cc75144a')

========================== row from database ==========================
                                              'id'  1242688
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/2010 - Take - Only Mountain (Alpha Pup) [320k]/01 - Before You Think.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  243
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  9839787
                                           'mtime'  1620586589
                                   'redo_metaread'  0
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                                      'tag_artist'  Take
                                     'tag_release'  Only Mountain
                                       'tag_title'  Before You Think
                                             'bpm'  140.725
                                    'search_title'  'before':1 'think':3 'you':2
                                   'search_artist'  'take':1
                                  'search_release'  'mountain':2 'only':1
                                     'search_rest'  '2010':5 '320k':10,11 'alpha':6,7 'hip':12 'hiphop':1 'hop':13 'pup':8,9 'rap':2 'rnb':3 'turntablism':4
                                    'search_combo'  '2010':11 '320k':16,17 'alpha':12,13 'before':1A 'hip':18 'hiphop':7 'hop':19 'mountain':6C 'only':5C 'pup':14,15 'rap':8 'rnb':9 'take':4B 'think':3A 'turntablism':10 'you':2A
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'korean', 'idm', 'downtempo', 'hip hop']
                                        'tag_date'  2010
                                     'discogstags'  ['electronic', 'hip hop', 'instrumental', 'experimental']

============================== file details ==============================
                                           'mtime'  1620586589.2235425  (2021-05-09 20:56:29)
                             'size'  9839787