======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '306'
                                          'artist'  'Junip'
                                     'text_people'  ''
                                         'release'  'Rope and Summit EP'
                                           'title'  'Loops'
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['indie', 'swedish', 'alternative', 'folk', 'acoustic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '140.3'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'PRIV:AverageLevel:{\x12\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x12\x00\x00')
'PRIV:PeakValue:¡\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xa1\x7f\x00\x00')
'TALB' (Album/Movie/Show title)                     'Rope and Summit EP'
'TBPM' (BPM (beats per minute))                     '140.3'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDRC' (Recording time)                             '2010'
'TENC' (Encoded by)                                 'iTunes 9.0.3'
'TIT2' (Title/songname/content description)         'Loops'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Junip'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['indie', 'swedish', 'alternative', 'folk', 'acoustic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.47 dB'
'TXXX:replaygain_track_peak'                        '0.638917'

========================== row from database ==========================
                                              'id'  1351229
                                            'path'  /data/Music/Bulk/00poprockelectronic/Junip/Rope & Summit EP/04 - loops.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  306
                                           'genre'  ifs-songwriter
                                        'filesize'  8884911
                                           'mtime'  1637330738
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic & 04 loops ifs songwriter
                                      'tag_artist'  Junip
                                     'tag_release'  Rope and Summit EP
                                       'tag_title'  Loops
                                             'bpm'  140.3
                                    'search_title'  'loops':1
                                   'search_artist'  'junip':1
                                  'search_release'  'and':2 'ep':4 'rope':1 'summit':3
                                     'search_rest'  '00poprockelectronic':1 'ifs':3 'loops':2 'songwriter':4
                                    'search_combo'  '00poprockelectronic':7 'and':4C 'ep':6C 'ifs':9 'junip':2B 'loops':1A,8 'rope':3C 'songwriter':10 'summit':5C
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  8B
                                           '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-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'swedish', 'alternative', 'folk', 'acoustic']
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637330738.0371974  (2021-11-19 15:05:38)
                             'size'  8884911