======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '279'
                                          'artist'  'Gotye'
                                     'text_people'  ''
                                         'release'  'Making Mirrors'
                                           'title'  'In Your Light'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'aussie', 'alternative', 'electronic', 'australian']"
                                     'discogstags'  "['electronic', 'trip hop', 'downtempo']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '135.9'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Making Mirrors'
'TBPM' (BPM (beats per minute))                     '135.9'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDRC' (Recording time)                             '2011'
'TIT2' (Title/songname/content description)         'In Your Light'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Gotye'
'TRCK' (Track number/Position in set)               '7'
'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:discogstags'                                  ['electronic', 'trip hop', 'downtempo']
'TXXX:lastfmtags'                                   ['indie', 'aussie', 'alternative', 'electronic', 'australian']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.81 dB'
'TXXX:replaygain_track_peak'                        '0.369242'

========================== row from database ==========================
                                              'id'  1254723
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Gotye/Gotye - Making Mirrors (2011), 320Kbit(mp3), DMT/07 - Gotye - In Your Light.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  279
                                           'genre'  ifs-songwriter
                                        'filesize'  11909228
                                           'mtime'  1637249164
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos (2011), 320Kbit(mp3), DMT 07 ifs songwriter
                                      'tag_artist'  Gotye
                                     'tag_release'  Making Mirrors
                                       'tag_title'  In Your Light
                                             'bpm'  135.9
                                    'search_title'  'in':1 'light':3 'your':2
                                   'search_artist'  'gotye':1
                                  'search_release'  'making':1 'mirrors':2
                                     'search_rest'  '00singer':1 '2011':4,5 '320kbit':6 '320kbitmp3':8 'dmt':9 'eos':3 'ifs':10 'mp3':7 'songwriter':2
                                    'search_combo'  '00singer':7 '2011':10,11 '320kbit':12 '320kbitmp3':14 'dmt':15 'eos':9 'gotye':4B 'ifs':16 'in':1A 'light':3A 'making':5C 'mirrors':6C 'mp3':13 'songwriter':8 'your':2A
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'aussie', 'alternative', 'electronic', 'australian']
                                        'tag_date'  2011
                                     'discogstags'  ['electronic', 'trip hop', 'downtempo']

============================== file details ==============================
                                           'mtime'  1637249163.741806  (2021-11-18 16:26:03)
                             'size'  11909228