======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '189'
                                          'artist'  'Betty Harris and Jack Arthur'
                                     'text_people'  ''
                                         'release'  'Music for Maniacs'
                                           'title'  'Little Boy, Little Girl'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-3', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '141.5'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         ['blog.wfmu.org',
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 '0002983E 00000000']
'PRIV:ZuneCollectionID:Y\x0bØ\x9cÓ\x95ÑJ¯-&ÎW\x8baÅ'  PRIV(owner='ZuneCollectionID', data=b'Y\x0b\xd8\x9c\xd3\x95\xd1J\xaf-&\xceW\x8ba\xc5')
'TALB' (Album/Movie/Show title)                     'Music for Maniacs'
'TBPM' (BPM (beats per minute))                     '141.5'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'Little Boy, Little Girl'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Betty Harris and Jack Arthur'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.37 dB'
'TXXX:replaygain_track_peak'                        '0.597299'

========================== row from database ==========================
                                              'id'  648613
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/music for maniacs/268_06_Betty_Harris_and_Jack_Arthur_-_Little_Boy,_Little_Girl.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  189
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  5002645
                                           'mtime'  1636916221
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm music maniacs 268_06_Betty_Harris_and_Jack_Arthur_ _Little_Boy,_Little_Girl electronic experimental oddness
                                      'tag_artist'  Betty Harris and Jack Arthur
                                     'tag_release'  Music for Maniacs
                                       'tag_title'  Little Boy, Little Girl
                                             'bpm'  141.5
                                    'search_title'  'boy':2,3 'girl':4 'little':1
                                   'search_artist'  'and':3 'arthur':5 'betty':1 'harris':2 'jack':4
                                  'search_release'  'for':2 'maniacs':3 'music':1
                                     'search_rest'  '06':4 '268':3 'and':7 'arthur':9 'betty':5 'boy':11,15 'electronic':18 'experimental':19 'girl':13,17 'harris':6 'jack':8 'little':10,12,14,16 'maniacs':2 'music':1 'oddness':20
                                    'search_combo'  '06':16 '268':15 'and':7B,19 'arthur':9B,21 'betty':5B,17 'boy':2A,3A,23,27 'electronic':30 'experimental':31 'for':11C 'girl':4A,25,29 'harris':6B,18 'jack':8B,20 'little':1A,22,24,26,28 'maniacs':12C,14 'music':10C,13 'oddness':32
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636916220.9580846  (2021-11-14 19:57:00)
                             'size'  5002645