======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '143'
                                          'artist'  'Jacky Nodaro & Robert Hermel'
                                     'text_people'  ''
                                         'release'  'Freesound FS1 - Understood'
                                           'title'  'Cartridge'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '12'
                                            'date'  '1973'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '103'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 00000872 00000CF3 000051EB 000079EB 000186B7 000186B7 00005D2E 000071A3 '
 '000186B7 000186B7')
'TALB' (Album/Movie/Show title)                     'Freesound FS1 - Understood'
'TBPM' (BPM (beats per minute))                     '103'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1973'
'TIT2' (Title/songname/content description)         'Cartridge'
'TKEY' (Initial key)                                '6A'
'TMOO' (Mood)                                       '<Unknown>'
'TPE1' (Lead performer(s)/Soloist(s))               'Jacky Nodaro & Robert Hermel'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '6/12'
'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:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.18 dB'
'TXXX:replaygain_track_peak'                        '0.597493'

========================== row from database ==========================
                                              'id'  1372263
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Jacky Nodaro & Robert Hermel - freesound - fs 1 - jacky nordaro & robert hermel - understood/06 Cartridge.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  143
                                           'genre'  electronic-unsorted
                                        'filesize'  5741836
                                           'mtime'  1678553172
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm freesound fs jacky nordaro robert hermel understood 06 electronic unsorted
                                      'tag_artist'  Jacky Nodaro & Robert Hermel
                                     'tag_release'  Freesound FS1 - Understood
                                       'tag_title'  Cartridge
                                             'bpm'  103.0
                                    'search_title'  'cartridge':1
                                   'search_artist'  'hermel':4 'jacky':1 'nodaro':2 'robert':3
                                  'search_release'  'freesound':1 'fs1':2 'understood':3
                                     'search_rest'  'electronic':8 'freesound':1 'fs':2 'hermel':6 'jacky':3 'nordaro':4 'robert':5 'understood':7 'unsorted':9
                                    'search_combo'  'cartridge':1A 'electronic':16 'freesound':6C,9 'fs':10 'fs1':7C 'hermel':5B,14 'jacky':2B,11 'nodaro':3B 'nordaro':12 'robert':4B,13 'understood':8C,15 'unsorted':17
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-2']
                                      'lastfmtags'  []
                                        'tag_date'  1973
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678553172.1699824  (2023-03-11 17:46:12)
                             'size'  5741836