======================== unified (from filesystem) ========================
                                         'bitrate'  '213.173'
                                        'duration'  '540'
                                          'artist'  'Lamb'
                                     'text_people'  ''
                                         'release'  'Remixed'
                                           'title'  'Trans Fatty Acid (Kruder & Dorfmeister remix)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
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 "'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
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                                      'lastfmtags'  "['electronica', 'electronic', 'female vocalists', 'trip hop', 'chillout']"
                                     'discogstags'  ("['electronic', 'leftfield', 'downtempo', 'abstract', 'drum n bass', "
 "'experimental']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '9'
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '86'
                                             'key'  '5A'
                                        'acoustid'  'ba6e37f8-f32b-416f-b337-83f4f39c1176'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Remixed'
'TBPM' (BPM (beats per minute))                     '86'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDOR' (Original release time)                      '2005'
'TDRC' (Recording time)                             '2005-08-01'
'TIT2' (Title/songname/content description)         'Trans Fatty Acid (Kruder & Dorfmeister remix)'
'TKEY' (Initial key)                                '5A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Lamb'
'TPE2' (Band/orchestra/accompaniment)               'Lamb'
'TPOS' (Part of a set)                              '2/2'
'TPUB' (Publisher)                                  'Mercury Records'
'TRCK' (Track number/Position in set)               '2/9'
'TSO2'                                              'Lamb'
'TSOP' (Performer sort order)                       'Lamb'
'TXXX:ASIN'                                         'B0009A21IU'
'TXXX:Acoustid Id'                                  'ba6e37f8-f32b-416f-b337-83f4f39c1176'
'TXXX:Artists'                                      'Lamb'
'TXXX:BARCODE'                                      '602498292143'
'TXXX:CATALOGNUMBER'                                '982 921-4'
'TXXX:MusicBrainz Album Artist Id'                  '0d4bc6e5-2a3e-4fdf-8bbf-59ad0bc374d7'
'TXXX:MusicBrainz Album Id'                         'b7e47949-79cc-46e1-9daf-60e7851dc02e'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/remix'
'TXXX:MusicBrainz Artist Id'                        '0d4bc6e5-2a3e-4fdf-8bbf-59ad0bc374d7'
'TXXX:MusicBrainz Release Group Id'                 '008c4e46-14e5-309a-9424-7b041b91a522'
'TXXX:MusicBrainz Release Track Id'                 '4fb9073b-5fdb-396c-8308-875eda3d7ef1'
'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:discogstags'                                  ['electronic',
 'leftfield',
 'downtempo',
 'abstract',
 'drum n bass',
 'experimental']
'TXXX:lastfmtags'                                   ['electronica', 'electronic', 'female vocalists', 'trip hop', 'chillout']
'TXXX:originalyear'                                 '2005'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.21 dB'
'TXXX:replaygain_track_peak'                        '0.643175'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'81a65410-918d-4216-8856-7be6337b1c26')

========================== row from database ==========================
                                              'id'  982850
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/0calmer/Lamb/Remixed/Disc 2/02 - Trans Fatty Acid (Kruder & Dorfmeister remix).mp3
                                         'working'  None
                                         'bitrate'  213
                                    'duration_sec'  540
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  14469719
                                           'mtime'  1636910056
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 0calmer Disc 2 02 electronic trip hop downtempo acid jazz
                                      'tag_artist'  Lamb
                                     'tag_release'  Remixed
                                       'tag_title'  Trans Fatty Acid (Kruder & Dorfmeister remix)
                                             'bpm'  86.0
                                    'search_title'  'acid':3 'dorfmeister':6 'fatty':2 'kruder':4,5 'remix':7,8 'trans':1
                                   'search_artist'  'lamb':1
                                  'search_release'  'remixed':1
                                     'search_rest'  '0calmer':1 '2':3 'acid':8 'disc':2 'downtempo':7 'electronic':4 'hop':6 'jazz':9 'trip':5
                                    'search_combo'  '0calmer':11 '2':13 'acid':3A,18 'disc':12 'dorfmeister':6A 'downtempo':17 'electronic':14 'fatty':2A 'hop':16 'jazz':19 'kruder':4A,5A 'lamb':9B 'remix':7A,8A 'remixed':10C 'trans':1A 'trip':15
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-4', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'electronic', 'female vocalists', 'trip hop', 'chillout']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic', 'leftfield', 'downtempo', 'abstract', 'drum n bass', 'experimental']

============================== file details ==============================
                                           'mtime'  1636910055.5593846  (2021-11-14 18:14:15)
                             'size'  14469719