======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '341'
                                          'artist'  'Klimt 1918'
                                     'text_people'  ''
                                         'release'  'Secession Makes Post-Modern Music'
                                           'title'  'Passive'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['alternative rock', 'post rock', 'rock', 'progressive rock', 'italian']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '5'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '132.271'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Secession Makes Post-Modern Music'
'TBPM' (BPM (beats per minute))                     '132.271'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Passive'
'TKEY' (Initial key)                                '9A'
'TLEN' (Length)                                     '341707'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Klimt 1918'
'TPE2' (Band/orchestra/accompaniment)               'Klimt 1918'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '2/5'
'TSO2'                                              'Klimt 1918'
'TSOP' (Performer sort order)                       'Klimt 1918'
'TXXX:MusicBrainz Album Artist Id'                  'bd9c9941-9ad3-46ee-befb-6709c8f455be'
'TXXX:MusicBrainz Album Id'                         '260dcf64-acd0-43d4-bd2b-d312aed460b6'
'TXXX:MusicBrainz Album Release Country'            'IT'
'TXXX:MusicBrainz Album Status'                     'promotion'
'TXXX:MusicBrainz Album Type'                       'ep'
'TXXX:MusicBrainz Artist Id'                        'bd9c9941-9ad3-46ee-befb-6709c8f455be'
'TXXX:MusicBrainz TRM Id'                           'b652e6f6-43f0-4dd5-8a66-64f2070e3354'
'TXXX:Q-HAP'                                        '3'
'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'
'TXXX:lastfmtags'                                   ['alternative rock', 'post rock', 'rock', 'progressive rock', 'italian']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.38 dB'
'TXXX:replaygain_track_peak'                        '0.425868'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ce4e1933-7c77-4e08-ba8b-f4f36a4054f9')

========================== row from database ==========================
                                              'id'  1414802
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Klimt 1918/2000 - Secession Makes Post-Modern Music [Demo]/Klimt 1918-Secession Makes Post-Modern Music-02-Passive.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  341
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  5469372
                                           'mtime'  1620736202
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy 2000 [Demo] 02 rock cppex progressive;set pl progspace
                                      'tag_artist'  Klimt 1918
                                     'tag_release'  Secession Makes Post-Modern Music
                                       'tag_title'  Passive
                                             'bpm'  132.271
                                    'search_title'  'passive':1
                                   'search_artist'  '1918':2 'klimt':1
                                  'search_release'  'makes':2 'modern':4 'music':6 'post':3 'postmodern':5 'secession':1
                                     'search_rest'  '2000':2 'classicprogpsy':1 'cppex':6 'demo':3,4 'pl':11 'progressive':7,9 'progspace':12 'rock':5 'set':8,10
                                    'search_combo'  '1918':3B '2000':11 'classicprogpsy':10 'cppex':15 'demo':12,13 'klimt':2B 'makes':5C 'modern':7C 'music':9C 'passive':1A 'pl':20 'post':6C 'postmodern':8C 'progressive':16,18 'progspace':21 'rock':14 'secession':4C 'set':17,19
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['alternative rock', 'post rock', 'rock', 'progressive rock', 'italian']
                                        'tag_date'  2000
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620736202.1478627  (2021-05-11 14:30:02)
                             'size'  5469372