======================== unified (from filesystem) ========================
                                         'bitrate'  '176.635'
                                        'duration'  '158'
                                          'artist'  'Necro Facility'
                                     'text_people'  ''
                                         'release'  'The Room'
                                           'title'  'Fever Eyes'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-3', "
 "'Q-CHART-2', 'Q-PLAY-3', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-SYN-3', "
 "'q-bass-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'Q-BUSY-3', "
 "'Q-GRIT-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '10'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave'
                                             'bpm'  '134.9'
                                             'key'  '5A'
                                        'acoustid'  'c8a2653b-c12d-4c42-bfa2-28ded2c516ce'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'Lbl:Progress Prod. C:PROCD01'
'COMM:ID3v1 Comment:eng'                            'Lbl:Progress Prod. C:PROCD01'
'PRIV:AverageLevel:{\x16\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x16\x00\x00')
'PRIV:PeakValue:¡\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xa1\x7f\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'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')
'PRIV:WM/UniqueFileIdentifier:;\x00\x00\x00'        PRIV(owner='WM/UniqueFileIdentifier', data=b';\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/WMCollectionGroupID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/WMCollectionID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/WMCollectionID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/WMContentID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/WMContentID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'The Room'
'TBPM' (BPM (beats per minute))                     '134.9'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave'
'TDOR' (Original release time)                      '2007'
'TDRC' (Recording time)                             '2007-03-21'
'TENC' (Encoded by)                                 'LAME 3.97'
'TIT2' (Title/songname/content description)         'Fever Eyes'
'TKEY' (Initial key)                                '5A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Necro Facility'
'TPE2' (Band/orchestra/accompaniment)               'Necro Facility'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Progress Productions'
'TRCK' (Track number/Position in set)               '1/10'
'TSO2'                                              'Necro Facility'
'TSOP' (Performer sort order)                       'Necro Facility'
'TXXX:ARTISTS'                                      'Necro Facility'
'TXXX:Acoustid Id'                                  'c8a2653b-c12d-4c42-bfa2-28ded2c516ce'
'TXXX:BARCODE'                                      '7393210119123'
'TXXX:CATALOGNUMBER'                                'PROCD 012'
'TXXX:MusicBrainz Album Artist Id'                  '802cc2b8-446d-477c-b410-5c296dacfc73'
'TXXX:MusicBrainz Album Id'                         '98eb0f52-d3f9-4f17-966e-0661a1664fb5'
'TXXX:MusicBrainz Album Release Country'            'SE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '802cc2b8-446d-477c-b410-5c296dacfc73'
'TXXX:MusicBrainz Release Group Id'                 'e3525664-c995-3632-9b6c-8fcc2cfb5d1c'
'TXXX:MusicBrainz Release Track Id'                 '4f23c4ff-c151-3170-a730-cc2872d2bebb'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '3'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:originalyear'                                 '2007'
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-5.40 dB'
'TXXX:replaygain_track_peak'                        '1.052709'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'31d2485c-73f0-427b-a161-c008160d6d01')

========================== row from database ==========================
                                              'id'  1538964
                                            'path'  /data/Music/Bulk/00dwimp/disc 1/Necro Facility-01-Fever Eyes.mp3
                                         'working'  None
                                         'bitrate'  177
                                    'duration_sec'  158
                                           'genre'  eid-ebm or industrial or darkwave
                                        'filesize'  3555603
                                           'mtime'  1636473213
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp disc 1 01 eid ebm or industrial or darkwave
                                      'tag_artist'  Necro Facility
                                     'tag_release'  The Room
                                       'tag_title'  Fever Eyes
                                             'bpm'  134.9
                                    'search_title'  'eyes':2 'fever':1
                                   'search_artist'  'facility':2 'necro':1
                                  'search_release'  'room':2 'the':1
                                     'search_rest'  '00dwimp':1 '1':3 'darkwave':8 'disc':2 'ebm':5 'eid':4 'industrial':7 'or':6
                                    'search_combo'  '00dwimp':7 '1':9 'darkwave':14 'disc':8 'ebm':11 'eid':10 'eyes':2A 'facility':4B 'fever':1A 'industrial':13 'necro':3B 'or':12 'room':6C 'the':5C
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-3', 'Q-CHART-2', 'Q-PLAY-3', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-SYN-3', 'q-bass-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'Q-BUSY-3', 'Q-GRIT-3']
                                      'lastfmtags'  []
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636473213.2733097  (2021-11-09 16:53:33)
                             'size'  3555603