======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '32'
                                          'artist'  'Uncle Neptune'
                                     'text_people'  ''
                                         'release'  'In A Perfect World'
                                           'title'  'Overture'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '11'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '124.5'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 00000DD3 00000A39 000027A9 000027EC 00003332 00000D05 00008000 00008000 '
 '00002670 00000D05')
'COMM:iTunes_CDDB_IDs:eng'                          '11++'
'TALB' (Album/Movie/Show title)                     'In A Perfect World'
'TBPM' (BPM (beats per minute))                     '124.5'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2003'
'TENC' (Encoded by)                                 'iTunes v2.0.4'
'TIT2' (Title/songname/content description)         'Overture'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Uncle Neptune'
'TRCK' (Track number/Position in set)               '1/11'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.26 dB'
'TXXX:replaygain_track_peak'                        '0.463143'

========================== row from database ==========================
                                              'id'  1365875
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Uncle Neptune - In A Perfect World/01 Overture.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  32
                                           'genre'  electronic-unsorted
                                        'filesize'  655215
                                           'mtime'  1678653790
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 01 electronic unsorted
                                      'tag_artist'  Uncle Neptune
                                     'tag_release'  In A Perfect World
                                       'tag_title'  Overture
                                             'bpm'  124.5
                                    'search_title'  'overture':1
                                   'search_artist'  'neptune':2 'uncle':1
                                  'search_release'  'a':2 'in':1 'perfect':3 'world':4
                                     'search_rest'  'electronic':1 'unsorted':2
                                    'search_combo'  'a':5C 'electronic':8 'in':4C 'neptune':3B 'overture':1A 'perfect':6C 'uncle':2B 'unsorted':9 'world':7C
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']
                                      'lastfmtags'  []
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678653790.0795126  (2023-03-12 21:43:10)
                             'size'  655215