======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '297'
                                          'artist'  'Madonna'
                                     'text_people'  'Madonna'
                                         'release'  'Angel'
                                           'title'  'Angel (Dance Mix Edit)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['dance', '80s', 'female vocalists', 'pop', 'electronic']"
                                     'discogstags'  "['electronic', 'pop', 'synth-pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '02'
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '132.791'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'PRIV:WM/WMCollectionID:¾\x89ÇÎ\x85\t\x82D\x91ätJ@[ý\x17'  PRIV(owner='WM/WMCollectionID', data=b'\xbe\x89\xc7\xce\x85\t\x82D\x91\xe4tJ@[\xfd\x17')
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'TALB' (Album/Movie/Show title)                     'Angel'
'TBPM' (BPM (beats per minute))                     '132.791'
'TCOM' (Composer)                                   'Madonna/Stephen Bray'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1985'
'TDRL' (Release time)                               '1996'
'TIT2' (Title/songname/content description)         'Angel (Dance Mix Edit)'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Madonna'
'TPE2' (Band/orchestra/accompaniment)               'Madonna'
'TPE3' (Conductor/performer refinement)             'Madonna'
'TPOS' (Part of a set)                              '1'
'TPUB' (Publisher)                                  'WEA International'
'TRCK' (Track number/Position in set)               '02'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf52.54.0'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:TOTALDISCS'                                   'O'
'TXXX:TOTALTRACKS'                                  'O'
'TXXX:discogstags'                                  ['electronic', 'pop', 'synth-pop']
'TXXX:lastfmtags'                                   ['dance', '80s', 'female vocalists', 'pop', 'electronic']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.01 dB'
'TXXX:replaygain_track_peak'                        '0.707435'

========================== row from database ==========================
                                              'id'  1313739
                                            'path'  /data/Music/Bulk/00poprockelectronic/1985 complete/118-B Madonna - Angel (Dance Mix Edit).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  297
                                           'genre'  electronic-unsorted
                                        'filesize'  12348733
                                           'mtime'  1621695983
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1985 complete 118 B electronic unsorted
                                      'tag_artist'  Madonna
                                     'tag_release'  Angel
                                       'tag_title'  Angel (Dance Mix Edit)
                                             'bpm'  132.791
                                    'search_title'  'angel':1 'dance':2,3 'edit':5,6 'mix':4
                                   'search_artist'  'madonna':1
                                  'search_release'  'angel':1
                                     'search_rest'  '00poprockelectronic':1 '118':4 '1985':2 'b':5 'complete':3 'electronic':6 'unsorted':7
                                    'search_combo'  '00poprockelectronic':9 '118':12 '1985':10 'angel':1A,8C 'b':13 'complete':11 'dance':2A,3A 'edit':5A,6A 'electronic':14 'madonna':7B 'mix':4A 'unsorted':15
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['dance', '80s', 'female vocalists', 'pop', 'electronic']
                                        'tag_date'  1985
                                     'discogstags'  ['electronic', 'pop', 'synth-pop']

============================== file details ==============================
                                           'mtime'  1621695982.8200912  (2021-05-22 17:06:22)
                             'size'  12348733