======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '233'
                                          'artist'  'Joy Division'
                                     'text_people'  'Joy Division'
                                         'release'  'Unknown Pleasures'
                                           'title'  'Shadowplay'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'new wave', 'alternative', 'post punk']"
                                     'discogstags'  "['rock', 'new wave']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '1979'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '145.267'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
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'PRIV:WM/WMCollectionID:§\x9bäbA¡XC\x83Gû¨\x0f$\r\x87'  PRIV(owner='WM/WMCollectionID', data=b'\xa7\x9b\xe4bA\xa1XC\x83G\xfb\xa8\x0f$\r\x87')
'PRIV:WM/WMContentID:\t÷9\x0bçt\x8eC\x81Q\x16Þâ\x86@§'  PRIV(owner='WM/WMContentID', data=b'\t\xf79\x0b\xe7t\x8eC\x81Q\x16\xde\xe2\x86@\xa7')
'TALB' (Album/Movie/Show title)                     'Unknown Pleasures'
'TBPM' (BPM (beats per minute))                     '145.267'
'TCOM' (Composer)                                   'Joy Division'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDRC' (Recording time)                             '1979'
'TIT2' (Title/songname/content description)         'Shadowplay'
'TKEY' (Initial key)                                '9A'
'TLEN' (Length)                                     '233586'
'TPE1' (Lead performer(s)/Soloist(s))               'Joy Division'
'TPE2' (Band/orchestra/accompaniment)               'Joy Division'
'TPUB' (Publisher)                                  'Qwest'
'TRCK' (Track number/Position in set)               '7'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'new wave']
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'alternative', 'post punk']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.12 dB'
'TXXX:replaygain_track_peak'                        '0.569446'

========================== row from database ==========================
                                              'id'  1339202
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00newwave-postpunk/Joy Division/unknown pleasures/Joy Division - Unknown Pleasures - 07 - Shadowplay.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  233
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  5613177
                                           'mtime'  1620611476
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00newwave postpunk unknown pleasures 07 electronic we new wave or post punk
                                      'tag_artist'  Joy Division
                                     'tag_release'  Unknown Pleasures
                                       'tag_title'  Shadowplay
                                             'bpm'  145.267
                                    'search_title'  'shadowplay':1
                                   'search_artist'  'division':2 'joy':1
                                  'search_release'  'pleasures':2 'unknown':1
                                     'search_rest'  '00newwave':4 '00poprockelectronic':1 'disco':3 'electronic':8 'new':10 'or':12 'pleasures':7 'post':13 'postpunk':5 'punk':14 'unknown':6 'wave':11 'waves':2 'we':9
                                    'search_combo'  '00newwave':9 '00poprockelectronic':6 'disco':8 'division':3B 'electronic':13 'joy':2B 'new':15 'or':17 'pleasures':5C,12 'post':18 'postpunk':10 'punk':19 'shadowplay':1A 'unknown':4C,11 'wave':16 'waves':7 'we':14
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['80s', 'new wave', 'alternative', 'post punk']
                                        'tag_date'  1979
                                     'discogstags'  ['rock', 'new wave']

============================== file details ==============================
                                           'mtime'  1620611475.8645296  (2021-05-10 03:51:15)
                             'size'  5613177