======================== unified (from filesystem) ========================
                                         'bitrate'  '234.845'
                                        'duration'  '140'
                                          'artist'  'Richard Cheese'
                                     'text_people'  'Trent Reznor'
                                         'release'  'Lounge Against the Machine'
                                           'title'  'Closer'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-JZFKS-2', 'Q-UNU-1', 'Q-HHRNBTT-1', "
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 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
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                                      'lastfmtags'  "['lounge', 'jazz', 'comedy', 'covers', 'parody']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '16'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  ('prerock-jb-jazz-lounge or exotica or '
 'bossa;set-th-novelty-styledcovers;entertaining-why do i keep this;set-cover '
 'or covered')
                                             'bpm'  '94'
                                             'key'  '6B'
                                        'acoustid'  '13d76bd9-8442-4d80-9c4a-4c00bcfcd63d'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Lounge Against the Machine'
'TBPM' (BPM (beats per minute))                     '94'
'TCOM' (Composer)                                   'Trent Reznor'
'TCON' (Content type, a.k.a. Genre)                 ['prerock-jb-jazz-lounge or exotica or bossa',
 'set-th-novelty-styledcovers',
 'entertaining-why do i keep this',
 'set-cover or covered']
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2000-10-17'
'TIT2' (Title/songname/content description)         'Closer'
'TKEY' (Initial key)                                '6B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Richard Cheese'
'TPE2' (Band/orchestra/accompaniment)               'Richard Cheese'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Oglio Records'
'TRCK' (Track number/Position in set)               '4/16'
'TSO2'                                              'Cheese, Richard'
'TSOP' (Performer sort order)                       'Cheese, Richard'
'TSRC' (ISRC (international standard recording code))  'USSFR0517305'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf56.40.101'
'TXXX:ASIN'                                         'B00004Z40S'
'TXXX:Acoustid Id'                                  '13d76bd9-8442-4d80-9c4a-4c00bcfcd63d'
'TXXX:Artists'                                      'Richard Cheese'
'TXXX:BARCODE'                                      '790058912126'
'TXXX:CATALOGNUMBER'                                'OGL 89121-2'
'TXXX:DeviceConformanceTemplate'                    'L1'
'TXXX:IsVBR'                                        '0'
'TXXX:MusicBrainz Album Artist Id'                  'fc086e05-6cc0-4b23-9476-792f423dd0bf'
'TXXX:MusicBrainz Album Id'                         '4fecbf14-179d-41fb-9a39-7eb44a4c4634'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'fc086e05-6cc0-4b23-9476-792f423dd0bf'
'TXXX:MusicBrainz Release Group Id'                 '25396cdd-c5e4-30de-b3f9-0ad045eb889d'
'TXXX:MusicBrainz Release Track Id'                 'cbe64e76-b152-3564-b60f-da0088549abe'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:WM/EncodingTime'                              '18446744072661165568'
'TXXX:WM/MediaPrimaryClassID'                       '{D1607DBC-E323-4BE2-86A1-48A42A28441E}'
'TXXX:WM/Provider'                                  'AMG'
'TXXX:WM/ProviderRating'                            '4'
'TXXX:WM/ProviderStyle'                             'Rock'
'TXXX:WM/UniqueFileIdentifier'                      'AMGa_id=R   501485;AMGp_id=P   446810;AMGt_id=T  4181806'
'TXXX:WM/WMADRCAverageReference'                    '4088'
'TXXX:WM/WMADRCPeakReference'                       '30168'
'TXXX:WM/Year'                                      '2000'
'TXXX:WMFSDKNeeded'                                 '0.0.0.0000'
'TXXX:WMFSDKVersion'                                '9.00.00.3250'
'TXXX:lastfmtags'                                   ['lounge', 'jazz', 'comedy', 'covers', 'parody']
'TXXX:originalyear'                                 '2000'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.42 dB'
'TXXX:replaygain_track_peak'                        '0.715188'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'9d638d4e-2309-4be7-abca-feb4f4ba70ff')

========================== row from database ==========================
                                              'id'  1329656
                                            'path'  /data/Music/Bulk/00poprockelectronic/Richard Cheese/Lounge Against the Machine/04 Closer [Originally by Nine Inch Nails].wma.mp3
                                         'working'  None
                                         'bitrate'  234
                                    'duration_sec'  140
                                           'genre'  prerock-jb-jazz-lounge or exotica or bossa;set-th-novelty-styledcovers;entertaining-why do i keep this;set-cover or covered
                                        'filesize'  4166382
                                           'mtime'  1620541102
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 04 [Originally by Nine Inch Nails].wma prerock jb jazz lounge or exotica or bossa;set novelty styledcovers;entertaining why do keep this;set cover or covered
                                      'tag_artist'  Richard Cheese
                                     'tag_release'  Lounge Against the Machine
                                       'tag_title'  Closer
                                             'bpm'  94.0
                                    'search_title'  'closer':1
                                   'search_artist'  'cheese':2 'richard':1
                                  'search_release'  'against':2 'lounge':1 'machine':4 'the':3
                                     'search_rest'  '00poprockelectronic':1 'bossa':16,18 'by':4 'cover':32 'covered':33 'do':26 'entertaining':22,24 'exotica':15 'inch':6 'jazz':12 'jb':11 'keep':27 'lounge':13 'nails':7 'nailswma':9 'nine':5 'novelty':20 'or':14 'originally':2,3 'prerock':10 'set':17,19,29,31 'styledcovers':21,23 'this':28,30 'why':25 'wma':8
                                    'search_combo'  '00poprockelectronic':8 'against':5C 'bossa':23,25 'by':11 'cheese':3B 'closer':1A 'cover':39 'covered':40 'do':33 'entertaining':29,31 'exotica':22 'inch':13 'jazz':19 'jb':18 'keep':34 'lounge':4C,20 'machine':7C 'nails':14 'nailswma':16 'nine':12 'novelty':27 'or':21 'originally':9,10 'prerock':17 'richard':2B 'set':24,26,36,38 'styledcovers':28,30 'the':6C 'this':35,37 'why':32 'wma':15
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-3', 'q-syn-1', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['lounge', 'jazz', 'comedy', 'covers', 'parody']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620541101.5164244  (2021-05-09 08:18:21)
                             'size'  4166382