======================== unified (from filesystem) ========================
                                         'bitrate'  '196.343'
                                        'duration'  '251'
                                          'artist'  'Re-Flex'
                                     'text_people'  ''
                                         'release'  'The Best of 1980-1990, Volume 5 (disc 1)'
                                           'title'  'The Politics of Dancing'
                                           'quals'  ("['Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', "
 "'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-3']")
                                      'lastfmtags'  "['new wave', '80s', 'synth pop', 'electronic', 'synthpop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  '16'
                                            'date'  '1992'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '127.444'
                                             'key'  '1B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Best of 1980-1990, Volume 5 (disc 1)'
'TBPM' (BPM (beats per minute))                     '127.444'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1992-03-02'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Sicherer Modus)'
'TIT2' (Title/songname/content description)         'The Politics of Dancing'
'TKEY' (Initial key)                                '1B'
'TPE1' (Lead performer(s)/Soloist(s))               'Re-Flex'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '16/16'
'TXXX:ALBUMARTISTSORT'                              'Various Artists'
'TXXX:ASIN'                                         'B00000ASSU'
'TXXX:MP3GAIN_MINMAX'                               '140,253'
'TXXX:MP3GAIN_UNDO'                                 '+002,+002,N'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '45a4c2dd-1133-4b86-85a5-e41677416c77'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        'd4bdc7e1-d287-4f88-b9c3-ad9f74964629'
'TXXX:MusicIP PUID'                                 '635702b5-4b21-66c6-65d5-0798269462d5'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['new wave', '80s', 'synth pop', 'electronic', 'synthpop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.28 dB'
'TXXX:replaygain_track_peak'                        '0.701477'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'0d4214ba-6281-4c00-b219-63e1ea7e362a')

========================== row from database ==========================
                                              'id'  1359899
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/top, dance, club, best of, etc/16 - Re-Flex - The Politics Of Dancing.mp3
                                         'working'  None
                                         'bitrate'  196
                                    'duration_sec'  251
                                           'genre'  electronic-unsorted
                                        'filesize'  6186390
                                           'mtime'  1620573246
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted top, dance, club, best of, etc 16 Of electronic unsorted
                                      'tag_artist'  Re-Flex
                                     'tag_release'  The Best of 1980-1990, Volume 5 (disc 1)
                                       'tag_title'  The Politics of Dancing
                                             'bpm'  127.444
                                    'search_title'  'dancing':4 'of':3 'politics':2 'the':1
                                   'search_artist'  'flex':2 're':1 'reflex':3
                                  'search_release'  '1':11,12 '1980':4 '19801990':6 '1990':5 '5':8 'best':2 'disc':9,10 'of':3 'the':1 'volume':7
                                     'search_rest'  '00poprockelectronic':1 'best':9 'club':7,8 'dance':5,6 'electronic':13 'etc':12 'of':10,11 'top':3,4 'unsorted':2
                                    'search_combo'  '00poprockelectronic':20 '1':18C,19C '1980':11C '19801990':13C '1990':12C '5':15C 'best':9C,28 'club':26,27 'dance':24,25 'dancing':4A 'disc':16C,17C 'electronic':32 'etc':31 'flex':6B 'of':3A,10C,29,30 'politics':2A 're':5B 'reflex':7B 'the':1A,8C 'top':22,23 'unsorted':21 'volume':14C
                                    'tag_tracknum'  16
                                      'num_images'  0
                                             'key'  1B
                                           'quals'  ['Q-HHRNBTT-1', '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-2', 'q-chart-3', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['new wave', '80s', 'synth pop', 'electronic', 'synthpop']
                                        'tag_date'  1992
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620573246.413079  (2021-05-09 17:14:06)
                             'size'  6186390