======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '275'
                                          'artist'  'Queens Of The Stone Age'
                                     'text_people'  'Joshua Homme, MacBain, Bomb The Sun'
                                         'release'  'Queens Of The Stone Age'
                                           'title'  'Regular John'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['alternative rock', 'stoner rock', 'alternative', 'hard rock', 'rock']"
                                     'discogstags'  "['rock', 'alternative rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '97.318'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Queens Of The Stone Age'
'TBPM' (BPM (beats per minute))                     '97.318'
'TCOM' (Composer)                                   'Joshua Homme, MacBain, Bomb The Sun'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDRC' (Recording time)                             '1998'
'TENC' (Encoded by)                                 'Winamp 5.531'
'TIT2' (Title/songname/content description)         'Regular John'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Queens Of The Stone Age'
'TPE2' (Band/orchestra/accompaniment)               'Queens Of The Stone Age'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Loose Groove'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'alternative rock']
'TXXX:lastfmtags'                                   ['alternative rock', 'stoner rock', 'alternative', 'hard rock', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.11 dB'
'TXXX:replaygain_track_peak'                        '0.426313'
'UFID:http://www.cddb.com/id3/taginfo1.html'        UFID(owner='http://www.cddb.com/id3/taginfo1.html', data=b'3CD3N44S8462061U218A794603F464B1598CD2CEBE0C0F60728P5')

========================== row from database ==========================
                                              'id'  1365438
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/Queens Of The Stone Age/Queens Of The Stone Age/Queens Of The Stone Age - 01 - Regular John.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  275
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  11014226
                                           'mtime'  1621697371
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock 01 ifs songwriter indie rock
                                      'tag_artist'  Queens Of The Stone Age
                                     'tag_release'  Queens Of The Stone Age
                                       'tag_title'  Regular John
                                             'bpm'  97.318
                                    'search_title'  'john':2 'regular':1
                                   'search_artist'  'age':5 'of':2 'queens':1 'stone':4 'the':3
                                  'search_release'  'age':5 'of':2 'queens':1 'stone':4 'the':3
                                     'search_rest'  '00poprockelectronic':1 'ifs':4 'indie':6 'indierock':3 'poprock':2 'rock':7 'songwriter':5
                                    'search_combo'  '00poprockelectronic':13 'age':7B,12C 'ifs':16 'indie':18 'indierock':15 'john':2A 'of':4B,9C 'poprock':14 'queens':3B,8C 'regular':1A 'rock':19 'songwriter':17 'stone':6B,11C 'the':5B,10C
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', '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-3', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['alternative rock', 'stoner rock', 'alternative', 'hard rock', 'rock']
                                        'tag_date'  1998
                                     'discogstags'  ['rock', 'alternative rock']

============================== file details ==============================
                                           'mtime'  1621697370.6318984  (2021-05-22 17:29:30)
                             'size'  11014226