======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '253'
                                          'artist'  'Mike Oldfield'
                                     'text_people'  ''
                                         'release'  "Absolute Hits of the 70's (dis"
                                           'title'  'Tubular Bells (single edit)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-UNU-1', 'Q-PLAY-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'q-chart-3', 'q-drums-1', 'q-other-4', 'q-vocals-1', 'q-mixbeat-2', "
 "'Q-PIANO-4']")
                                      'lastfmtags'  "['new age', 'instrumental', 'progressive rock', 'electronic', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted'
                                             'bpm'  '145.790'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "Absolute Hits of the 70's (dis"
'TBPM' (BPM (beats per minute))                     '145.790'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-unsorted'
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         'Tubular Bells (single edit)'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Mike Oldfield'
'TRCK' (Track number/Position in set)               '16'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '4'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['new age', 'instrumental', 'progressive rock', 'electronic', 'ambient']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.10 dB'
'TXXX:replaygain_track_peak'                        '0.971012'

========================== row from database ==========================
                                              'id'  1322321
                                            'path'  /data/Music/Bulk/00poprockelectronic/The Best of 70 80 & 90s - 211 Hits (6CDS)/Mike Oldfield - Tubular Bells (Single Edit).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  253
                                           'genre'  electronic-generic or radio-unsorted
                                        'filesize'  4060228
                                           'mtime'  1678465099
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic The Best 80 & 90s 211 (6CDS) (Single Edit) electronic generic or radio unsorted
                                      'tag_artist'  Mike Oldfield
                                     'tag_release'  Absolute Hits of the 70's (dis
                                       'tag_title'  Tubular Bells (single edit)
                                             'bpm'  145.79
                                    'search_title'  'bells':2 'edit':5,6 'single':3,4 'tubular':1
                                   'search_artist'  'mike':1 'oldfield':2
                                  'search_release'  '70':5 '70s':7 'absolute':1 'dis':8,9 'hits':2 'of':3 's':6 'the':4
                                     'search_rest'  '00poprockelectronic':1 '211':6 '6cds':7,8 '80':4 '90s':5 'best':3 'edit':11,12 'electronic':13 'generic':14 'or':15 'radio':16 'single':9,10 'the':2 'unsorted':17
                                    'search_combo'  '00poprockelectronic':18 '211':23 '6cds':24,25 '70':13C '70s':15C '80':21 '90s':22 'absolute':9C 'bells':2A 'best':20 'dis':16C,17C 'edit':5A,6A,28,29 'electronic':30 'generic':31 'hits':10C 'mike':7B 'of':11C 'oldfield':8B 'or':32 'radio':33 's':14C 'single':3A,4A,26,27 'the':12C,19 'tubular':1A 'unsorted':34
                                    'tag_tracknum'  16
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-PLAY-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-chart-3', 'q-drums-1', 'q-other-4', 'q-vocals-1', 'q-mixbeat-2', 'Q-PIANO-4']
                                      'lastfmtags'  ['new age', 'instrumental', 'progressive rock', 'electronic', 'ambient']
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678465098.9776816  (2023-03-10 17:18:18)
                             'size'  4060228