======================== unified (from filesystem) ========================
                                         'bitrate'  '171.805'
                                        'duration'  '244'
                                          'artist'  'Huey Lewis and The News'
                                     'text_people'  ''
                                         'release'  'Hits of the 80s'
                                           'title'  'Hip to be square'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'rock', 'classic rock', 'pop', 'pop-rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted'
                                             'bpm'  '140.8'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=128, count=0)
'TALB' (Album/Movie/Show title)                     'Hits of the 80s'
'TBPM' (BPM (beats per minute))                     '140.8'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-unsorted'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'Hip to be square'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Huey Lewis and The News'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:FMPS_Rating'                                  '0.4'
'TXXX:MusicMagic Data'                              'AgEBoQz+khSVho7zgNYtYTgYgAGBQYVsziSYakHqkWogQ9fGgvPP1rtKzH4Bwb2AgaiAAfYWgWkCKcV9gTe9/9si+e+sP8Knvu8tLptHlMGmF4HiDU84M5VfgeWE19sQmFVEUZaUACaqEIVh4yyz3s/64am4z4GEg6rl040a+IvTYIGrwuzwBvttqSzCos+gjGU='
'TXXX:MusicMagic Fingerprint'                       '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'
'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:lastfmtags'                                   ['80s', 'rock', 'classic rock', 'pop', 'pop-rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.97 dB'
'TXXX:replaygain_track_peak'                        '0.867213'

========================== row from database ==========================
                                              'id'  1532291
                                            'path'  /data/Music/Bulk/00poprockelectronic/Hits Of The 80_s/Hip to be square.mp3
                                         'working'  None
                                         'bitrate'  171
                                    'duration_sec'  244
                                           'genre'  electronic-generic or radio-unsorted
                                        'filesize'  5258551
                                           'mtime'  1628353613
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Of 80_s electronic generic or radio unsorted
                                      'tag_artist'  Huey Lewis and The News
                                     'tag_release'  Hits of the 80s
                                       'tag_title'  Hip to be square
                                             'bpm'  140.8
                                    'search_title'  'be':3 'hip':1 'square':4 'to':2
                                   'search_artist'  'and':3 'huey':1 'lewis':2 'news':5 'the':4
                                  'search_release'  '80s':4 'hits':1 'of':2 'the':3
                                     'search_rest'  '00poprockelectronic':1 '80':3 'electronic':5 'generic':6 'of':2 'or':7 'radio':8 's':4 'unsorted':9
                                    'search_combo'  '00poprockelectronic':14 '80':16 '80s':13C 'and':7B 'be':3A 'electronic':18 'generic':19 'hip':1A 'hits':10C 'huey':5B 'lewis':6B 'news':9B 'of':11C,15 'or':20 'radio':21 's':17 'square':4A 'the':8B,12C 'to':2A 'unsorted':22
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-4', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'rock', 'classic rock', 'pop', 'pop-rock']
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628353613.006869  (2021-08-07 18:26:53)
                             'size'  5258551