======================== unified (from filesystem) ========================
                                         'bitrate'  '277.625'
                                        'duration'  '175'
                                          'artist'  'Eleven Tigers'
                                     'text_people'  ''
                                         'release'  'Clouds Are Mountains'
                                           'title'  "Couldn't"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronic', 'dub', 'dubstep', 'experimental', 'ambient']"
                                     'discogstags'  "['electronic', 'dubstep']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '14'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '142.1'
                                             'key'  '8A'
                                        'acoustid'  'b747bae5-d314-4e1f-812f-7325b26b19ca'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Clouds Are Mountains'
'TBPM' (BPM (beats per minute))                     '142.1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TDOR' (Original release time)                      '2010'
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         "Couldn't"
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Eleven Tigers'
'TPE2' (Band/orchestra/accompaniment)               'Eleven Tigers'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Soul Motive'
'TRCK' (Track number/Position in set)               '4/14'
'TSO2'                                              'Eleven Tigers'
'TSOP' (Performer sort order)                       'Eleven Tigers'
'TSRC' (ISRC (international standard recording code))  'GB3QW1000004'
'TXXX:Acoustid Id'                                  'b747bae5-d314-4e1f-812f-7325b26b19ca'
'TXXX:DISCOGS_ARTIST_LINK'                          'Eleven%20Tigers'
'TXXX:DISCOGS_CATALOG'                              'SMR008CD'
'TXXX:DISCOGS_COUNTRY'                              'UK'
'TXXX:DISCOGS_LABEL_LINK'                           'Soul%20Motive'
'TXXX:DISCOGS_ORIGINAL_TRACK_NUMBER'                '04'
'TXXX:DISCOGS_RELEASED'                             '2010'
'TXXX:DISCOGS_RELEASE_ID'                           '2275361'
'TXXX:MusicBrainz Album Artist Id'                  '6fd7c70d-fd2b-4e53-8418-0c93fc450edd'
'TXXX:MusicBrainz Album Id'                         'ce90bd57-7bb5-400a-8246-f386c2221ea4'
'TXXX:MusicBrainz Album Release Country'            'XW'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '6fd7c70d-fd2b-4e53-8418-0c93fc450edd'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:STYLE'                                        'Glitch/Dubstep/Experimental/Ambient'
'TXXX:TRACKTOTAL'                                   '14'
'TXXX:discogstags'                                  ['electronic', 'dubstep']
'TXXX:lastfmtags'                                   ['electronic', 'dub', 'dubstep', 'experimental', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.57 dB'
'TXXX:replaygain_track_peak'                        '0.456064'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'd7da6765-8f4e-430f-b50a-b5bda7be48aa')

========================== row from database ==========================
                                              'id'  1511969
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Eleven Tigers - (2010) - Clouds Are Mountains  [SMR008CD]/Eleven Tigers - 04 - Couldn_t.mp3
                                         'working'  None
                                         'bitrate'  277
                                    'duration_sec'  175
                                           'genre'  electronic-experimental
                                        'filesize'  6144233
                                           'mtime'  1622801299
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm (2010) [SMR008CD] 04 Couldn_t electronic experimental
                                      'tag_artist'  Eleven Tigers
                                     'tag_release'  Clouds Are Mountains
                                       'tag_title'  Couldn't
                                             'bpm'  142.1
                                    'search_title'  'couldn':1 'couldnt':3 't':2
                                   'search_artist'  'eleven':1 'tigers':2
                                  'search_release'  'are':2 'clouds':1 'mountains':3
                                     'search_rest'  '2010':1,2 'couldn':5 'electronic':7 'experimental':8 'smr008cd':3,4 't':6
                                    'search_combo'  '2010':9,10 'are':7C 'clouds':6C 'couldn':1A,13 'couldnt':3A 'electronic':15 'eleven':4B 'experimental':16 'mountains':8C 'smr008cd':11,12 't':2A,14 'tigers':5B
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'dub', 'dubstep', 'experimental', 'ambient']
                                        'tag_date'  2010
                                     'discogstags'  ['electronic', 'dubstep']

============================== file details ==============================
                                           'mtime'  1622801299.2183926  (2021-06-04 12:08:19)
                             'size'  6144233