======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '185'
                                          'artist'  'The Moog Cookbook'
                                     'text_people'  ''
                                         'release'  'Ye Olde Space Band: Plays the Classic Rock Hits'
                                           'title'  'Cat Scratch Fever'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
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                                      'lastfmtags'  "['electronica', 'retro synth', 'electronic', 'covers', 'moog']"
                                     'discogstags'  "['electro', 'electronic', 'synth-pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '10'
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'mi-earlysynth-moog;set-cover or covered'
                                             'bpm'  '155'
                                             'key'  '8A'
                                        'acoustid'  'dbe2d064-8455-4fe3-bbb8-18362e327faa'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Ye Olde Space Band: Plays the Classic Rock Hits'
'TBPM' (BPM (beats per minute))                     '155'
'TCON' (Content type, a.k.a. Genre)                 ['mi-earlysynth-moog', 'set-cover or covered']
'TDOR' (Original release time)                      '1997'
'TDRC' (Recording time)                             '1997-10-28'
'TIT2' (Title/songname/content description)         'Cat Scratch Fever'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'The Moog Cookbook'
'TPE2' (Band/orchestra/accompaniment)               'The Moog Cookbook'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Restless Records'
'TRCK' (Track number/Position in set)               '2/10'
'TSO2'                                              'Moog Cookbook, The'
'TSOP' (Performer sort order)                       'Moog Cookbook, The'
'TXXX:ASIN'                                         'B000003BLC'
'TXXX:Acoustid Id'                                  'dbe2d064-8455-4fe3-bbb8-18362e327faa'
'TXXX:Artists'                                      'The Moog Cookbook'
'TXXX:BARCODE'                                      '018777294126'
'TXXX:CATALOGNUMBER'                                '7 72941-2'
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'TXXX:MusicBrainz Album Id'                         '5079ee87-d3d6-4d06-9a37-7d7359a7ba2e'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'f322d2b2-457c-4f15-824a-7ba03861a65a'
'TXXX:MusicBrainz Release Group Id'                 'e7f931c8-4c3a-3282-8b9e-6e433fb63ec5'
'TXXX:MusicBrainz Release Track Id'                 'bd29692c-f9b0-33a2-a0bd-5629d2321d1c'
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'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electro', 'electronic', 'synth-pop']
'TXXX:lastfmtags'                                   ['electronica', 'retro synth', 'electronic', 'covers', 'moog']
'TXXX:originalyear'                                 '1997'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.52 dB'
'TXXX:replaygain_track_peak'                        '0.692337'
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========================== row from database ==========================
                                              'id'  1298889
                                            'path'  /data/Music/Bulk/00poprockelectronic/The Moog Cookbook/Ye Olde Space Bande/02 - cat scratch fever.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  185
                                           'genre'  mi-earlysynth-moog;set-cover or covered
                                        'filesize'  3814202
                                           'mtime'  1621627702
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Bande 02 cat scratch fever mi earlysynth moog;set cover or covered
                                      'tag_artist'  The Moog Cookbook
                                     'tag_release'  Ye Olde Space Band: Plays the Classic Rock Hits
                                       'tag_title'  Cat Scratch Fever
                                             'bpm'  155.0
                                    'search_title'  'cat':1 'fever':3 'scratch':2
                                   'search_artist'  'cookbook':3 'moog':2 'the':1
                                  'search_release'  'band':4,5 'classic':8 'hits':10 'olde':2 'plays':6 'rock':9 'space':3 'the':7 'ye':1
                                     'search_rest'  '00poprockelectronic':1 'bande':2 'cat':3 'cover':12 'covered':14 'earlysynth':7 'fever':5 'mi':6 'moog':8,10 'or':13 'scratch':4 'set':9,11
                                    'search_combo'  '00poprockelectronic':17 'band':10C,11C 'bande':18 'cat':1A,19 'classic':14C 'cookbook':6B 'cover':28 'covered':30 'earlysynth':23 'fever':3A,21 'hits':16C 'mi':22 'moog':5B,24,26 'olde':8C 'or':29 'plays':12C 'rock':15C 'scratch':2A,20 'set':25,27 'space':9C 'the':4B,13C 'ye':7C
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-4', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'retro synth', 'electronic', 'covers', 'moog']
                                        'tag_date'  1997
                                     'discogstags'  ['electro', 'electronic', 'synth-pop']

============================== file details ==============================
                                           'mtime'  1621627702.0002348  (2021-05-21 22:08:22)
                             'size'  3814202