======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '192'
                                          'artist'  '[unknown]'
                                     'text_people'  ''
                                         'release'  '?'
                                           'title'  'sex record'
                                           'quals'  ("['Q-OLDST-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-2', "
 "'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-th-sex'
                                             'bpm'  '137.7'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 0000005A 000000A5 00001D3D'
'COMM:iTunNORM:eng'                                 (' 0000005A 000000A5 00001D3D 00002C5B 000239B1 0000EEC6 00005D66 000081E6 '
 '000228C1 0001D1D0')
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000B04 000000000081B5EC 00000000 00000000 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            '8E09BC0B+187095+11+150+14607+43063+73878+83622+94718+104418+109994+129322+155985+159084'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '1'
'TALB' (Album/Movie/Show title)                     '?'
'TBPM' (BPM (beats per minute))                     '137.7'
'TCON' (Content type, a.k.a. Genre)                 'set-th-sex'
'TENC' (Encoded by)                                 'iTunes v6.0.4'
'TIT2' (Title/songname/content description)         'sex record'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               '[unknown]'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+4.59 dB'
'TXXX:replaygain_track_peak'                        '0.845813'

========================== row from database ==========================
                                              'id'  1363522
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Allen Karminsky - my pussy belongs to daddy/sex_record.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  192
                                           'genre'  set-th-sex
                                        'filesize'  4630170
                                           'mtime'  1620343046
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Allen Karminsky my pussy belongs to daddy sex_record set th
                                      'tag_artist'  [unknown]
                                     'tag_release'  ?
                                       'tag_title'  sex record
                                             'bpm'  137.7
                                    'search_title'  'record':2 'sex':1
                                   'search_artist'  'unknown':1,2
                                  'search_release'  
                                     'search_rest'  'allen':5 'belongs':9 'country':4 'daddy':11 'exotica':2 'jazz':1 'karminsky':6 'my':7 'oldies':3 'pussy':8 'record':13 'set':14 'sex':12 'th':15 'to':10
                                    'search_combo'  'allen':9 'belongs':13 'country':8 'daddy':15 'exotica':6 'jazz':5 'karminsky':10 'my':11 'oldies':7 'pussy':12 'record':2A,17 'set':18 'sex':1A,16 'th':19 'to':14 'unknown':3B,4B
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-1', 'q-syn-2', 'q-chart-2', 'q-other-1', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['mysterious', 'unknown', 'all', 'mistagged artist', 'rock']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620343045.5922396  (2021-05-07 01:17:25)
                             'size'  4630170