======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '138'
                                          'artist'  'Nasum'
                                     'text_people'  ''
                                         'release'  'Human 2.0'
                                           'title'  'Multinational Murderers Network'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-4', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['swedish', 'metal', 'grindcore', 'death metal', 'grind']"
                                     'discogstags'  "['grindcore', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '25'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'eid-metal-death'
                                             'bpm'  '109.4'
                                             'key'  '8A'
                                        'acoustid'  '7f3854a1-9862-4853-94ff-a426668a2e91'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Human 2.0'
'TBPM' (BPM (beats per minute))                     '109.4'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-death'
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Multinational Murderers Network'
'TKEY' (Initial key)                                '8A'
'TLEN' (Length)                                     '138657'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Nasum'
'TPE2' (Band/orchestra/accompaniment)               'Nasum'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Relapse Records'
'TRCK' (Track number/Position in set)               '6/25'
'TSO2'                                              'Nasum'
'TSOP' (Performer sort order)                       'Nasum'
'TXXX:ASIN'                                         'B00004SSEM'
'TXXX:Acoustid Id'                                  '7f3854a1-9862-4853-94ff-a426668a2e91'
'TXXX:BARCODE'                                      '781676644421'
'TXXX:CATALOGNUMBER'                                'RR 6444-2'
'TXXX:MusicBrainz Album Artist Id'                  '4b52ef0a-78c3-4b52-b4ee-658ac47ff889'
'TXXX:MusicBrainz Album Id'                         '71a253ea-b0fa-4f37-880a-90bd4352be29'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '4b52ef0a-78c3-4b52-b4ee-658ac47ff889'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['grindcore', 'rock']
'TXXX:lastfmtags'                                   ['swedish', 'metal', 'grindcore', 'death metal', 'grind']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.26 dB'
'TXXX:replaygain_track_peak'                        '0.299692'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'aac589f7-ef68-4a32-92ac-495c44c27c3a')

========================== row from database ==========================
                                              'id'  1392926
                                            'path'  /data/Music/Bulk/00dwimp/00metal/00death/Nasum - Human 2.0/Nasum - 06 - Multinational Murderers Network.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  138
                                           'genre'  eid-metal-death
                                        'filesize'  3329920
                                           'mtime'  1620301802
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal 00death 06 eid metal death
                                      'tag_artist'  Nasum
                                     'tag_release'  Human 2.0
                                       'tag_title'  Multinational Murderers Network
                                             'bpm'  109.4
                                    'search_title'  'multinational':1 'murderers':2 'network':3
                                   'search_artist'  'nasum':1
                                  'search_release'  '0':3 '2':2 '20':4 'human':1
                                     'search_rest'  '00death':3 '00dwimp':1 '00metal':2 'death':6 'eid':4 'metal':5
                                    'search_combo'  '0':7C '00death':11 '00dwimp':9 '00metal':10 '2':6C '20':8C 'death':14 'eid':12 'human':5C 'metal':13 'multinational':1A 'murderers':2A 'nasum':4B 'network':3A
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-1', 'q-bass-2', 'q-grit-4']
                                      'lastfmtags'  ['swedish', 'metal', 'grindcore', 'death metal', 'grind']
                                        'tag_date'  2000
                                     'discogstags'  ['grindcore', 'rock']

============================== file details ==============================
                                           'mtime'  1620301802.233498  (2021-05-06 13:50:02)
                             'size'  3329920