======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '1228'
                                          'artist'  'Stanley Z. Daniels, M.D.'
                                     'text_people'  ''
                                         'release'  'Music for Maniacs'
                                           'title'  'Side 1'
                                           '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-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1969'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '126.4'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         ['blog.wfmu.org',
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'TALB' (Album/Movie/Show title)                     'Music for Maniacs'
'TBPM' (BPM (beats per minute))                     '126.4'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '1969'
'TIT2' (Title/songname/content description)         'Side 1'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Stanley Z. Daniels, M.D.'
'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'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.70 dB'
'TXXX:replaygain_track_peak'                        '0.590035'

========================== row from database ==========================
                                              'id'  650110
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/music for maniacs/Stanley_Z_Daniels_MD_-_Sex_For_Teens_(Where_Its_At)_-_Side_1.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  1228
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  29534476
                                           'mtime'  1636916414
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm music maniacs Stanley_Z_Daniels_MD_ _Sex_For_Teens_(Where_Its_At)_ _Side_1 electronic experimental oddness
                                      'tag_artist'  Stanley Z. Daniels, M.D.
                                     'tag_release'  Music for Maniacs
                                       'tag_title'  Side 1
                                             'bpm'  126.4
                                    'search_title'  '1':2 'side':1
                                   'search_artist'  'd':7 'daniels':4,5 'm':6 'md':8 'stanley':1 'z':2,3
                                  'search_release'  'for':2 'maniacs':3 'music':1
                                     'search_rest'  '1':20 'at':12,18 'daniels':5 'electronic':21 'experimental':22 'for':8,14 'its':11,17 'maniacs':2 'md':6 'music':1 'oddness':23 'sex':7,13 'side':19 'stanley':3 'teens':9,15 'where':10,16 'z':4
                                    'search_combo'  '1':2A,33 'at':25,31 'd':9B 'daniels':6B,7B,18 'electronic':34 'experimental':35 'for':12C,21,27 'its':24,30 'm':8B 'maniacs':13C,15 'md':10B,19 'music':11C,14 'oddness':36 'sex':20,26 'side':1A,32 'stanley':3B,16 'teens':22,28 'where':23,29 'z':4B,5B,17
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-1', 'q-syn-2', 'q-chart-1', 'q-other-1', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1969
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636916414.442945  (2021-11-14 20:00:14)
                             'size'  29534476