======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '89'
                                          'artist'  'Sir Richard Bishop'
                                     'text_people'  'Lustrum 9 (1995-1999)'
                                         'release'  'Salvador Kali'
                                           'title'  'Hadley'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-2', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'guitar', 'experimental', 'folk', 'acoustic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '9'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'electronic;mi-guitar'
                                             'bpm'  '113.5'
                                             'key'  '8A'
                                        'acoustid'  'f8e5d08a-baa2-4286-8664-bb714d2f5e6f'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunes_CDDB_IDs:eng'                          '9+0665D0A43C4821C97E73036CBC52585A+516238'
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'PRIV:ZuneAlbumArtistMediaID:\x00\nEê\x00\x06Û\x11\x89Ê\x00\x19¹*93'  PRIV(owner='ZuneAlbumArtistMediaID', data=b'\x00\nE\xea\x00\x06\xdb\x11\x89\xca\x00\x19\xb9*93')
'PRIV:ZuneAlbumMediaID:\x00\x05O?\x00\x04Û\x11\x89Ê\x00\x19¹*93'  PRIV(owner='ZuneAlbumMediaID', data=b'\x00\x05O?\x00\x04\xdb\x11\x89\xca\x00\x19\xb9*93')
'PRIV:ZuneCollectionID:ðª7s¢J\x03F\x82ø_Ï2öqµ'      PRIV(owner='ZuneCollectionID', data=b'\xf0\xaa7s\xa2J\x03F\x82\xf8_\xcf2\xf6q\xb5')
'PRIV:ZuneMediaID:\x00!§ñ\x00\x05Û\x11\x89Ê\x00\x19¹*93'  PRIV(owner='ZuneMediaID', data=b'\x00!\xa7\xf1\x00\x05\xdb\x11\x89\xca\x00\x19\xb9*93')
'TALB' (Album/Movie/Show title)                     'Salvador Kali'
'TBPM' (BPM (beats per minute))                     '113.5'
'TCOM' (Composer)                                   'Lustrum 9 (1995-1999)'
'TCON' (Content type, a.k.a. Genre)                 ['electronic', 'mi-guitar']
'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'Hadley'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Sir Richard Bishop'
'TPE2' (Band/orchestra/accompaniment)               'Sir Richard Bishop'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Revenant'
'TRCK' (Track number/Position in set)               '6/9'
'TSO2'                                              'Bishop, Sir Richard'
'TSOP' (Performer sort order)                       'Bishop, Sir Richard'
'TXXX:ASIN'                                         'B0000061U9'
'TXXX:Acoustid Id'                                  'f8e5d08a-baa2-4286-8664-bb714d2f5e6f'
'TXXX:BARCODE'                                      '630814010225'
'TXXX:CATALOGNUMBER'                                'Rev 102'
'TXXX:MusicBrainz Album Artist Id'                  'a444f8ff-2f8b-438b-a680-32c1f393244b'
'TXXX:MusicBrainz Album Id'                         'd3cdfc15-d51e-4025-97ec-e034cae6f150'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'a444f8ff-2f8b-438b-a680-32c1f393244b'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['instrumental', 'guitar', 'experimental', 'folk', 'acoustic']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.53 dB'
'TXXX:replaygain_track_peak'                        '0.739080'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'70daf7ec-1805-43f5-91d1-0a1c5216c0b4')

========================== row from database ==========================
                                              'id'  1377571
                                            'path'  /data/Music/Bulk/00poprockelectronic/00calmer/Sir Richard Bishop/Sir Richard Bishop - Salvador Kali/06 Hadley.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  89
                                           'genre'  electronic;mi-guitar
                                        'filesize'  2331778
                                           'mtime'  1636913414
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00calmer 06 electronic;mi guitar
                                      'tag_artist'  Sir Richard Bishop
                                     'tag_release'  Salvador Kali
                                       'tag_title'  Hadley
                                             'bpm'  113.5
                                    'search_title'  'hadley':1
                                   'search_artist'  'bishop':3 'richard':2 'sir':1
                                  'search_release'  'kali':2 'salvador':1
                                     'search_rest'  '00calmer':2 '00poprockelectronic':1 'electronic':3,5 'guitar':7 'mi':4,6
                                    'search_combo'  '00calmer':8 '00poprockelectronic':7 'bishop':4B 'electronic':9,11 'guitar':13 'hadley':1A 'kali':6C 'mi':10,12 'richard':3B 'salvador':5C 'sir':2B
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-3']
                                      'lastfmtags'  ['instrumental', 'guitar', 'experimental', 'folk', 'acoustic']
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636913413.8586318  (2021-11-14 19:10:13)
                             'size'  2331778