======================== unified (from filesystem) ========================
                                         'bitrate'  '198.164'
                                        'duration'  '294'
                                          'artist'  'Susanna and the Magical Orchestra'
                                     'text_people'  ''
                                         'release'  'Melody Mountain'
                                           'title'  'Condition of the Heart'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['norwegian', 'jazz', 'female vocalists', 'electronic', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '109.764'
                                             'key'  '2B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Melody Mountain'
'TBPM' (BPM (beats per minute))                     '109.764'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDRC' (Recording time)                             '2015'
'TIT2' (Title/songname/content description)         'Condition of the Heart'
'TKEY' (Initial key)                                '2B'
'TPE1' (Lead performer(s)/Soloist(s))               'Susanna and the Magical Orchestra'
'TRCK' (Track number/Position in set)               '4'
'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:lastfmtags'                                   ['norwegian', 'jazz', 'female vocalists', 'electronic', 'ambient']
'TXXX:original release date'                        ['2006', '2015']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.21 dB'
'TXXX:replaygain_track_peak'                        '0.688483'

========================== row from database ==========================
                                              'id'  1312837
                                            'path'  /data/Music/Bulk/00poprockelectronic/00calmer/Susanna and the Magical Orchestra - Susanna and the Magical Orches/2057 - susanna and the magical orchestra - melody mountain/04 - Condition of the Heart.mp3
                                         'working'  None
                                         'bitrate'  198
                                    'duration_sec'  294
                                           'genre'  electronic
                                        'filesize'  7299188
                                           'mtime'  1636913436
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00calmer 2057 susanna magical orchestra melody mountain 04 electronic
                                      'tag_artist'  Susanna and the Magical Orchestra
                                     'tag_release'  Melody Mountain
                                       'tag_title'  Condition of the Heart
                                             'bpm'  109.764
                                    'search_title'  'condition':1 'heart':4 'of':2 'the':3
                                   'search_artist'  'and':2 'magical':4 'orchestra':5 'susanna':1 'the':3
                                  'search_release'  'melody':1 'mountain':2
                                     'search_rest'  '00calmer':2 '00poprockelectronic':1 '2057':3 'electronic':9 'magical':5 'melody':7 'mountain':8 'orchestra':6 'susanna':4
                                    'search_combo'  '00calmer':13 '00poprockelectronic':12 '2057':14 'and':6B 'condition':1A 'electronic':20 'heart':4A 'magical':8B,16 'melody':10C,18 'mountain':11C,19 'of':2A 'orchestra':9B,17 'susanna':5B,15 'the':3A,7B
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  2B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['norwegian', 'jazz', 'female vocalists', 'electronic', 'ambient']
                                        'tag_date'  2015
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636913435.585112  (2021-11-14 19:10:35)
                             'size'  7299188