======================== unified (from filesystem) ========================
                                         'bitrate'  '221.754'
                                        'duration'  '245'
                                          'artist'  'Giant Squid'
                                     'text_people'  ''
                                         'release'  'Minoans'
                                           'title'  'Palace of Knossos'
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-3', "
 "'Q-CHART-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['sludge', 'post rock', 'progressive metal', 'experimental', 'post metal']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '8'
                                            'date'  '2014'
                                        'comments'  ''
                                           'genre'  'rock-cppex'
                                             'bpm'  '121.8'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Minoans'
'TBPM' (BPM (beats per minute))                     '121.8'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex'
'TDOR' (Original release time)                      '2014'
'TDRC' (Recording time)                             '2014-10-28'
'TIT2' (Title/songname/content description)         'Palace of Knossos'
'TKEY' (Initial key)                                '6A'
'TLAN' (Language(s))                                'eng'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Giant Squid'
'TPE2' (Band/orchestra/accompaniment)               'Giant Squid'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Translation Loss Records'
'TRCK' (Track number/Position in set)               '4/8'
'TSO2'                                              'Giant Squid'
'TSOP' (Performer sort order)                       'Giant Squid'
'TXXX:BARCODE'                                      '020286217282'
'TXXX:CATALOGNUMBER'                                'TL85-2'
'TXXX:MusicBrainz Album Artist Id'                  'deb706b7-d481-411d-b374-2da023eb114f'
'TXXX:MusicBrainz Album Id'                         'c4d9560f-3105-4af8-930c-7d7394150271'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'deb706b7-d481-411d-b374-2da023eb114f'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['sludge', 'post rock', 'progressive metal', 'experimental', 'post metal']
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-10.39 dB'
'TXXX:replaygain_track_peak'                        '1.059877'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'97794282-9cb8-4be8-9777-4d27b20e3de7')

========================== row from database ==========================
                                              'id'  1481633
                                            'path'  /data/Music/Bulk/00poprockelectronic/Minoans/Giant Squid - 04 - Palace of Knossos.mp3
                                         'working'  None
                                         'bitrate'  222
                                    'duration_sec'  245
                                           'genre'  rock-cppex
                                        'filesize'  6804612
                                           'mtime'  1674646257
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 04 rock cppex
                                      'tag_artist'  Giant Squid
                                     'tag_release'  Minoans
                                       'tag_title'  Palace of Knossos
                                             'bpm'  121.8
                                    'search_title'  'knossos':3 'of':2 'palace':1
                                   'search_artist'  'giant':1 'squid':2
                                  'search_release'  'minoans':1
                                     'search_rest'  '00poprockelectronic':1 'cppex':3 'rock':2
                                    'search_combo'  '00poprockelectronic':7 'cppex':9 'giant':4B 'knossos':3A 'minoans':6C 'of':2A 'palace':1A 'rock':8 'squid':5B
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HAP-2', 'Q-OLDST-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-3', 'Q-CHART-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'Q-MIXBEAT-2']
                                      'lastfmtags'  ['sludge', 'post rock', 'progressive metal', 'experimental', 'post metal']
                                        'tag_date'  2014
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1674646256.8803048  (2023-01-25 12:30:56)
                             'size'  6804612