======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '227'
                                          'artist'  'The Dresden Dolls'
                                     'text_people'  ''
                                         'release'  'Yes, Virginia'
                                           'title'  'First Orgasm'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'Q-PLAY-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-4', 'q-chart-3', 'q-drums-2', 'q-other-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['punk cabaret', 'indie', 'cabaret', 'dark cabaret', 'dresden dolls']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '07'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted'
                                             'bpm'  '145.895'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:i\x17\x00\x00'                   PRIV(owner='AverageLevel', data=b'i\x17\x00\x00')
'PRIV:PeakValue:ÿ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xff\x7f\x00\x00')
'TALB' (Album/Movie/Show title)                     'Yes, Virginia'
'TBPM' (BPM (beats per minute))                     '145.895'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-unsorted'
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 'The old Man'
'TIT2' (Title/songname/content description)         'First Orgasm'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Dresden Dolls'
'TPE2' (Band/orchestra/accompaniment)               'The Dresden Dolls'
'TRCK' (Track number/Position in set)               '07'
'TXXX:Q-HAP'                                        '2'
'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:Rip Date'                                     '2006-02-25'
'TXXX:Ripping Tool'                                 'Easy CD-DA Extractor Professional'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['punk cabaret', 'indie', 'cabaret', 'dark cabaret', 'dresden dolls']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.16 dB'
'TXXX:replaygain_track_peak'                        '0.438254'
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='http://www.usenet-brothers.info')

========================== row from database ==========================
                                              'id'  1364270
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/00songwriter-eos/Dresden Dolls & Amanda Palmer/Yes, Virginia/07 - The Dresden Dolls - First Orgasm.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  227
                                           'genre'  ifs-songwriter-indie-unsorted
                                        'filesize'  5453696
                                           'mtime'  1636916976
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 00songwriter eos & Amanda Palmer 07 ifs songwriter indie unsorted
                                      'tag_artist'  The Dresden Dolls
                                     'tag_release'  Yes, Virginia
                                       'tag_title'  First Orgasm
                                             'bpm'  145.895
                                    'search_title'  'first':1 'orgasm':2
                                   'search_artist'  'dolls':3 'dresden':2 'the':1
                                  'search_release'  'virginia':3 'yes':1,2
                                     'search_rest'  '00singer':1 '00songwriter':4 'amanda':5 'eos':3 'ifs':7 'indie':8 'palmer':6 'songwriter':2 'unsorted':9
                                    'search_combo'  '00singer':9 '00songwriter':12 'amanda':13 'dolls':5B 'dresden':4B 'eos':11 'first':1A 'ifs':15 'indie':16 'orgasm':2A 'palmer':14 'songwriter':10 'the':3B 'unsorted':17 'virginia':8C 'yes':6C,7C
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-4', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-3', 'q-other-1', 'Q-HAP-2', 'Q-PLAY-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['punk cabaret', 'indie', 'cabaret', 'dark cabaret', 'dresden dolls']
                                        'tag_date'  2006
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1636916975.9669085  (2021-11-14 20:09:35)
                             'size'  5453696