======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '1048'
                                          'artist'  ''
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  ''
                                           'quals'  ("['Q-HAP-2', 'Q-SYN-3', 'Q-UNU-2', 'Q-BUSY-3', 'Q-GRIT-3', 'Q-PLAY-3', "
 "'q-bass-4', 'Q-CHART-2', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-drums-4', 'q-other-1', "
 "'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-3', 'Q-LOCALNESS-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '140.2'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '140.2'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Various Artists'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '3'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.57 dB'
'TXXX:replaygain_track_peak'                        '0.950366'

========================== row from database ==========================
                                              'id'  1539423
                                            'path'  /data/Music/Bulk/00dwimp/VoxSinistra/Hammershøi (live) - Strict Tempo 05.13.2021-1058924419.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  1048
                                           'genre'  
                                        'filesize'  16776057
                                           'mtime'  1678639086
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp VoxSinistra Hammershøi (live) Strict Tempo 05.13.2021 1058924419
                                      'tag_artist'  None
                                     'tag_release'  None
                                       'tag_title'  None
                                             'bpm'  140.2
                                    'search_title'  None
                                   'search_artist'  None
                                  'search_release'  
                                     'search_rest'  '00dwimp':1 '05':9 '05132021':12 '1058924419':13 '13':10 '2021':11 'hammershoi':4 'hammershøi':3 'live':5,6 'sinistra':15 'strict':7 'tempo':8 'vox':14 'voxsinistra':2
                                    'search_combo'  '00dwimp':1 '05':9 '05132021':12 '1058924419':13 '13':10 '2021':11 'hammershoi':4 'hammershøi':3 'live':5,6 'sinistra':15 'strict':7 'tempo':8 'vox':14 'voxsinistra':2
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HAP-2', 'Q-SYN-3', 'Q-UNU-2', 'Q-BUSY-3', 'Q-GRIT-3', 'Q-PLAY-3', 'q-bass-4', 'Q-CHART-2', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-3', 'Q-LOCALNESS-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678639086.1795988  (2023-03-12 17:38:06)
                             'size'  16776057