======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '298'
                                          'artist'  'U2'
                                     'text_people'  ''
                                         'release'  'The Best & The B-Sides Of 1990'
                                           'title'  'The Hands That Built America'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['irish', 'classic rock', 'alternative', 'pop', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'rock-pop'
                                             'bpm'  '145.580'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

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'PRIV:PeakValue:ÿ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xff\x7f\x00\x00')
'TALB' (Album/Movie/Show title)                     'The Best & The B-Sides Of 1990'
'TBPM' (BPM (beats per minute))                     '145.580'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'The Hands That Built America'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'U2'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['irish', 'classic rock', 'alternative', 'pop', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.53 dB'
'TXXX:replaygain_track_peak'                        '0.456739'

========================== row from database ==========================
                                              'id'  1495652
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/11_The Hands That Built America (Theme From Gangs Of New Yor.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  298
                                           'genre'  rock-pop
                                        'filesize'  7177990
                                           'mtime'  1620391609
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat 11_The (Theme From Gangs New Yor rock pop
                                      'tag_artist'  U2
                                     'tag_release'  The Best & The B-Sides Of 1990
                                       'tag_title'  The Hands That Built America
                                             'bpm'  145.58
                                    'search_title'  'america':5 'built':4 'hands':2 'that':3 'the':1
                                   'search_artist'  'u2':1
                                  'search_release'  '1990':7 'b':3 'best':2 'bsides':5 'of':6 'sides':4 'the':1
                                     'search_rest'  '00poprockelectronic':1 '11':5 'dance':3 'from':9 'gangs':10 'generic':2 'new':11 'pop':14 'rock':13 'the':6 'theme':7,8 'trapbeat':4 'yor':12
                                    'search_combo'  '00poprockelectronic':14 '11':18 '1990':13C 'america':5A 'b':9C 'best':8C 'bsides':11C 'built':4A 'dance':16 'from':22 'gangs':23 'generic':15 'hands':2A 'new':24 'of':12C 'pop':27 'rock':26 'sides':10C 'that':3A 'the':1A,7C,19 'theme':20,21 'trapbeat':17 'u2':6B 'yor':25
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['irish', 'classic rock', 'alternative', 'pop', 'rock']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620391608.55997  (2021-05-07 14:46:48)
                             'size'  7177990