======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '274'
                                          'artist'  'Boudewijn de Groot'
                                     'text_people'  ''
                                         'release'  'Waar ik woon en wie ik ben'
                                           'title'  'Wie ik ben'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-OLDST-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['nederlandstalig', 'singer songwriter', 'kleinkunst', 'folk', 'dutch']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'loc-eur-netherlands;ifs-folk-pop'
                                             'bpm'  '146.000'
                                             'key'  '4B'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:Ó\n\x00\x00'                     PRIV(owner='AverageLevel', data=b'\xd3\n\x00\x00')
'PRIV:PeakValue:üz\x00\x00'                         PRIV(owner='PeakValue', data=b'\xfcz\x00\x00')
'TALB' (Album/Movie/Show title)                     'Waar ik woon en wie ik ben'
'TBPM' (BPM (beats per minute))                     '146.000'
'TCON' (Content type, a.k.a. Genre)                 ['loc-eur-netherlands', 'ifs-folk-pop']
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         'Wie ik ben'
'TKEY' (Initial key)                                '4B'
'TLEN' (Length)                                     '274575'
'TPE1' (Lead performer(s)/Soloist(s))               'Boudewijn de Groot'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['nederlandstalig', 'singer songwriter', 'kleinkunst', 'folk', 'dutch']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.77 dB'
'TXXX:replaygain_track_peak'                        '0.807968'

========================== row from database ==========================
                                              'id'  1353429
                                            'path'  /data/Music/Bulk/00poprockelectronic/Boudewijn de Groot/Wie ik ben.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  274
                                           'genre'  loc-eur-netherlands;ifs-folk-pop
                                        'filesize'  6592530
                                           'mtime'  1621630135
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic loc eur netherlands;ifs folk pop
                                      'tag_artist'  Boudewijn de Groot
                                     'tag_release'  Waar ik woon en wie ik ben
                                       'tag_title'  Wie ik ben
                                             'bpm'  146.0
                                    'search_title'  'ben':3 'ik':2 'wie':1
                                   'search_artist'  'boudewijn':1 'de':2 'groot':3
                                  'search_release'  'ben':6 'en':4 'ik':2 'waar':1 'wie':5 'woon':3
                                     'search_rest'  '00poprockelectronic':1 'eur':3 'folk':8 'ifs':5,7 'loc':2 'netherlands':4,6 'pop':9
                                    'search_combo'  '00poprockelectronic':13 'ben':3A,12C 'boudewijn':4B 'de':5B 'en':10C 'eur':15 'folk':20 'groot':6B 'ifs':17,19 'ik':2A,8C 'loc':14 'netherlands':16,18 'pop':21 'waar':7C 'wie':1A,11C 'woon':9C
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  4B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['nederlandstalig', 'singer songwriter', 'kleinkunst', 'folk', 'dutch']
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621630135.2957351  (2021-05-21 22:48:55)
                             'size'  6592530