======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '168'
                                          'artist'  'Bromheads Jacket'
                                     'text_people'  ''
                                         'release'  'Demos'
                                           'title'  "SRI's And Big Bore 4's"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-2', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'garage rock', 'british', 'indie rock', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '116.520'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00000183 000001D0 00000DCA 00'
'COMM:iTunNORM:eng'                                 (' 00000183 000001D0 00000DCA 00000C0A 00015FA7 00015FA7 00004F26 00004EB3 '
 '00004E37 00004E37')
'PRIV:AverageLevel:£\x0b\x00\x00'                   PRIV(owner='AverageLevel', data=b'\xa3\x0b\x00\x00')
'PRIV:PeakValue:\x17p\x00\x00'                      PRIV(owner='PeakValue', data=b'\x17p\x00\x00')
'TALB' (Album/Movie/Show title)                     'Demos'
'TBPM' (BPM (beats per minute))                     '116.520'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TENC' (Encoded by)                                 'iTunes v4.7.1.30'
'TIT2' (Title/songname/content description)         "SRI's And Big Bore 4's"
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Bromheads Jacket'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['indie', 'garage rock', 'british', 'indie rock', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'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'                        '+1.46 dB'
'TXXX:replaygain_track_peak'                        '0.736098'

========================== row from database ==========================
                                              'id'  1522376
                                            'path'  /data/Music/Bulk/00poprockelectronic/Bromheads Jacket/Bromheads Jacket - Sri_s And Big Bore 4_s.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  168
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  3362162
                                           'mtime'  1637330389
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Sri_s 4_s ifs songwriter indie rock
                                      'tag_artist'  Bromheads Jacket
                                     'tag_release'  Demos
                                       'tag_title'  SRI's And Big Bore 4's
                                             'bpm'  116.52
                                    'search_title'  '4':7 '4s':9 'and':4 'big':5 'bore':6 's':2,8 'sri':1 'sris':3
                                   'search_artist'  'bromheads':1 'jacket':2
                                  'search_release'  'demos':1
                                     'search_rest'  '00poprockelectronic':1 '4':4 'ifs':6 'indie':8 'rock':9 's':3,5 'songwriter':7 'sri':2
                                    'search_combo'  '00poprockelectronic':13 '4':7A,16 '4s':9A 'and':4A 'big':5A 'bore':6A 'bromheads':10B 'demos':12C 'ifs':18 'indie':20 'jacket':11B 'rock':21 's':2A,8A,15,17 'songwriter':19 'sri':1A,14 'sris':3A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'garage rock', 'british', 'indie rock', 'rock']
                                        'tag_date'  
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1637330389.0735745  (2021-11-19 14:59:49)
                             'size'  3362162