======================== unified (from filesystem) ========================
                                         'bitrate'  '249.826'
                                        'duration'  '186'
                                          'artist'  'Nickelback'
                                     'text_people'  ''
                                         'release'  'All The Right Reasons'
                                           'title'  'Animals'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-1', "
 "'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['alternative rock', 'alternative', 'hard rock', 'canadian', 'rock']"
                                     'discogstags'  "['rock', 'alternative rock', 'hard rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '11'
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '102.696'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:http://www.cdtag.com:\x02\x00ù\x1bé\x00'      PRIV(owner='http://www.cdtag.com', data=b'\x02\x00\xf9\x1b\xe9\x00')
'TALB' (Album/Movie/Show title)                     'All The Right Reasons'
'TBPM' (BPM (beats per minute))                     '102.696'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDRC' (Recording time)                             '2005-10-04'
'TIT2' (Title/songname/content description)         'Animals'
'TKEY' (Initial key)                                '6A'
'TLAN' (Language(s))                                'eng'
'TPE1' (Lead performer(s)/Soloist(s))               'Nickelback'
'TPUB' (Publisher)                                  'Roadrunner'
'TRCK' (Track number/Position in set)               '4/11'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME 3.90.3'
'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:Release type'                                 'Normal release'
'TXXX:Rip date'                                     '2005-09-26'
'TXXX:Ripping tool'                                 'EAC'
'TXXX:Source'                                       'CD'
'TXXX:discogstags'                                  ['rock', 'alternative rock', 'hard rock']
'TXXX:lastfmtags'                                   ['alternative rock', 'alternative', 'hard rock', 'canadian', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '1'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.36 dB'
'TXXX:replaygain_track_peak'                        '0.364004'

========================== row from database ==========================
                                              'id'  1325259
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Nickelback - Animals.mp3
                                         'working'  None
                                         'bitrate'  250
                                    'duration_sec'  186
                                           'genre'  rock-unsorted
                                        'filesize'  5831378
                                           'mtime'  1678462869
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] rock unsorted
                                      'tag_artist'  Nickelback
                                     'tag_release'  All The Right Reasons
                                       'tag_title'  Animals
                                             'bpm'  102.696
                                    'search_title'  'animals':1
                                   'search_artist'  'nickelback':1
                                  'search_release'  'all':1 'reasons':4 'right':3 'the':2
                                     'search_rest'  '00poprockelectronic':1 'files':5,6 'loose':3,4 'rock':7 'unsorted':2
                                    'search_combo'  '00poprockelectronic':7 'all':3C 'animals':1A 'files':11,12 'loose':9,10 'nickelback':2B 'reasons':6C 'right':5C 'rock':13 'the':4C 'unsorted':8
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-1', 'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']
                                      'lastfmtags'  ['alternative rock', 'alternative', 'hard rock', 'canadian', 'rock']
                                        'tag_date'  2005
                                     'discogstags'  ['rock', 'alternative rock', 'hard rock']

============================== file details ==============================
                                           'mtime'  1678462868.9609346  (2023-03-10 16:41:08)
                             'size'  5831378