======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '254'
                                          'artist'  'U2'
                                     'text_people'  ''
                                         'release'  "All That You Can't Leave Behind"
                                           'title'  'When I Look at the World'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['irish', 'classic rock', 'alternative', 'pop', 'rock']"
                                     'discogstags'  "['rock', 'pop rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '13'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'rock-pop'
                                             'bpm'  '131.755'
                                             'key'  '11B'
                                        'acoustid'  'ad16fbaf-5507-4ecb-99b6-8c3329c11335'
rest: ''

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

'TALB' (Album/Movie/Show title)                     "All That You Can't Leave Behind"
'TBPM' (BPM (beats per minute))                     '131.755'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop'
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2000-10-30'
'TIT2' (Title/songname/content description)         'When I Look at the World'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'U2'
'TPE2' (Band/orchestra/accompaniment)               'U2'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '9/13'
'TSO2'                                              'U2'
'TSOP' (Performer sort order)                       'U2'
'TXXX:Acoustid Id'                                  'ad16fbaf-5507-4ecb-99b6-8c3329c11335'
'TXXX:Artists'                                      'U2'
'TXXX:MusicBrainz Album Artist Id'                  'a3cb23fc-acd3-4ce0-8f36-1e5aa6a18432'
'TXXX:MusicBrainz Album Id'                         '4bdd56f4-dfec-4812-bfc9-baa85799104e'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'a3cb23fc-acd3-4ce0-8f36-1e5aa6a18432'
'TXXX:MusicBrainz Release Group Id'                 '88c59b55-200d-3ac1-beff-8eb99830807e'
'TXXX:MusicBrainz Release Track Id'                 '1b432b67-b720-40f6-a435-7b30152928ac'
'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:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'pop rock']
'TXXX:lastfmtags'                                   ['irish', 'classic rock', 'alternative', 'pop', 'rock']
'TXXX:originalyear'                                 '2000'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.00 dB'
'TXXX:replaygain_track_peak'                        '0.493453'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'369bbd37-382f-4ea5-bdcb-81a0fa9e525d')

========================== row from database ==========================
                                              'id'  1526646
                                            'path'  /data/Music/Bulk/00poprockelectronic/U2/All That You Can_t Leave Behind/U2 - When I Look at the World - 10.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  254
                                           'genre'  rock-pop
                                        'filesize'  4082975
                                           'mtime'  1678927837
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Can_t 10 rock pop
                                      'tag_artist'  U2
                                     'tag_release'  All That You Can't Leave Behind
                                       'tag_title'  When I Look at the World
                                             'bpm'  131.755
                                    'search_title'  'at':4 'i':2 'look':3 'the':5 'when':1 'world':6
                                   'search_artist'  'u2':1
                                  'search_release'  'all':1 'behind':8 'can':4 'cant':6 'leave':7 't':5 'that':2 'you':3
                                     'search_rest'  '00poprockelectronic':1 'can':2 'pop':5 'rock':4 't':3
                                    'search_combo'  '00poprockelectronic':16 'all':8C 'at':4A 'behind':15C 'can':11C,17 'cant':13C 'i':2A 'leave':14C 'look':3A 'pop':20 'rock':19 't':12C,18 'that':9C 'the':5A 'u2':7B 'when':1A 'world':6A 'you':10C
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-4', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']
                                      'lastfmtags'  ['irish', 'classic rock', 'alternative', 'pop', 'rock']
                                        'tag_date'  2000
                                     'discogstags'  ['rock', 'pop rock']

============================== file details ==============================
                                           'mtime'  1678927837.374528  (2023-03-16 01:50:37)
                             'size'  4082975