======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '140'
                                          'artist'  'The Smiths'
                                     'text_people'  'Johnny Marr; Morrissey'
                                         'release'  'The Very Best of the Smiths'
                                           'title'  'Panic'
                                           '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-3', 'q-chart-4', "
 "'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'indie', 'alternative', 'rock', 'new wave']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '130.650'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 000010C4 00000CC0 00008862 00003ABB 0001E59F 00018FD1 00007E34 00007E7B '
 '0001D960 0000F216')
'MCDI' (Music CD identifier)                        MCDI(data=b'1\x007\x00+\x009\x006\x00+\x002\x009\x00C\x007\x00+\x006\x003\x00A\x00D\x00+\x00A\x002\x00F\x00A\x00+\x00D\x00A\x00A\x004\x00+\x001\x001\x003\x008\x004\x00+\x001\x008\x00A\x00A\x006\x00+\x001\x00B\x00A\x006\x00E\x00+\x001\x00F\x00E\x007\x003\x00+\x002\x002\x005\x004\x00E\x00+\x002\x005\x00F\x002\x006\x00+\x002\x008\x003\x002\x00F\x00+\x002\x00B\x00F\x004\x003\x00+\x003\x000\x007\x001\x00B\x00+\x003\x002\x008\x006\x003\x00+\x003\x008\x000\x003\x003\x00+\x003\x00E\x006\x00C\x000\x00+\x004\x001\x006\x004\x00F\x00+\x004\x005\x009\x002\x00A\x00+\x004\x009\x004\x008\x000\x00+\x004\x00B\x00A\x009\x006\x00+\x004\x00E\x00E\x00E\x00B\x00+\x005\x002\x006\x00F\x004\x00+\x005\x006\x005\x00A\x009\x00\x00\x00')
'PRIV:AverageLevel:Ë\x17\x00\x00'                   PRIV(owner='AverageLevel', data=b'\xcb\x17\x00\x00')
'PRIV:PeakValue:z~\x00\x00'                         PRIV(owner='PeakValue', data=b'z~\x00\x00')
'TALB' (Album/Movie/Show title)                     'The Very Best of the Smiths'
'TBPM' (BPM (beats per minute))                     '130.650'
'TCOM' (Composer)                                   'Johnny Marr; Morrissey'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Panic'
'TKEY' (Initial key)                                '10A'
'TLEN' (Length)                                     '140600'
'TPE1' (Lead performer(s)/Soloist(s))               'The Smiths'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['80s', 'indie', 'alternative', 'rock', 'new wave']
'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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.45 dB'
'TXXX:replaygain_track_peak'                        '0.415463'

========================== row from database ==========================
                                              'id'  1317880
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/01 panic.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  140
                                           'genre'  rock-unsorted
                                        'filesize'  5626290
                                           'mtime'  1620392239
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 01 panic rock unsorted
                                      'tag_artist'  The Smiths
                                     'tag_release'  The Very Best of the Smiths
                                       'tag_title'  Panic
                                             'bpm'  130.65
                                    'search_title'  'panic':1
                                   'search_artist'  'smiths':2 'the':1
                                  'search_release'  'best':3 'of':4 'smiths':5 'the':1 'very':2
                                     'search_rest'  '00poprockelectronic':1 'files':5,6 'loose':3,4 'panic':7 'rock':8 'unsorted':2
                                    'search_combo'  '00poprockelectronic':9 'best':6C 'files':13,14 'loose':11,12 'of':7C 'panic':1A,15 'rock':16 'smiths':3B,8C 'the':2B,4C 'unsorted':10 'very':5C
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             '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-4', 'q-syn-2', 'q-chart-4', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'indie', 'alternative', 'rock', 'new wave']
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620392239.4380867  (2021-05-07 14:57:19)
                             'size'  5626290