======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '196'
                                          'artist'  'The King of Luxembourg'
                                     'text_people'  ''
                                         'release'  'Sir'
                                           'title'  'Battle For Beauty'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie pop', 'england', 'cover', 'handclaps', 'sing']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '1988'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '145.7'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Sir'
'TBPM' (BPM (beats per minute))                     '145.7'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter-indie-unsorted', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '1988'
'TIT2' (Title/songname/content description)         'Battle For Beauty'
'TKEY' (Initial key)                                '11B'
'TLEN' (Length)                                     '196336'
'TPE1' (Lead performer(s)/Soloist(s))               'The King of Luxembourg'
'TPE2' (Band/orchestra/accompaniment)               'The King of Luxembourg'
'TRCK' (Track number/Position in set)               '8'
'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 pop', 'england', 'cover', 'handclaps', 'sing']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.16 dB'
'TXXX:replaygain_track_peak'                        '0.608451'

========================== row from database ==========================
                                              'id'  730574
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/The King of Luxembourg - Sir (1988)/The King of Luxembourg - [08] Battle For Beauty.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  196
                                           'genre'  ifs-songwriter-indie-unsorted;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  3928775
                                           'mtime'  1642256301
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm (1988) [08] ifs songwriter indie unsorted;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  The King of Luxembourg
                                     'tag_release'  Sir
                                       'tag_title'  Battle For Beauty
                                             'bpm'  145.7
                                    'search_title'  'battle':1 'beauty':3 'for':2
                                   'search_artist'  'king':2 'luxembourg':4 'of':3 'the':1
                                  'search_release'  'sir':1
                                     'search_rest'  '08':3,4 '1988':1,2 'ifs':5 'indie':7 'mor':17 'pl':12 'set':9,11,14,16 'shirleyspinoza':13,15 'songwriter':6 'unsorted':8,10
                                    'search_combo'  '08':11,12 '1988':9,10 'battle':1A 'beauty':3A 'for':2A 'ifs':13 'indie':15 'king':5B 'luxembourg':7B 'mor':25 'of':6B 'pl':20 'set':17,19,22,24 'shirleyspinoza':21,23 'sir':8C 'songwriter':14 'the':4B 'unsorted':16,18
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  ['indie pop', 'england', 'cover', 'handclaps', 'sing']
                                        'tag_date'  1988
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642256300.6883566  (2022-01-15 15:18:20)
                             'size'  3928775