======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '236'
                                          'artist'  'Theo Parrish'
                                     'text_people'  ''
                                         'release'  'American Intelligence'
                                           'title'  'Creepcake'
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 "'Q-JZFKS-1', 'Q-OLDST-3', 'q-syn-4', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', "
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                                      'lastfmtags'  "['detroit techno', 'house', 'techno', 'deep house', 'detroit']"
                                     'discogstags'  "['house', 'deep house', 'soul', 'funk', 'fusion', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '8'
                                            'date'  '2014'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '145.6'
                                             'key'  '5B'
                                        'acoustid'  '286691f8-0922-4eac-841a-733ed553f0df'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'American Intelligence'
'TBPM' (BPM (beats per minute))                     '145.6'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TDOR' (Original release time)                      '2014'
'TDRC' (Recording time)                             '2014-12-12'
'TIT2' (Title/songname/content description)         'Creepcake'
'TKEY' (Initial key)                                '5B'
'TLEN' (Length)                                     '236306'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Theo Parrish'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '2/2'
'TPUB' (Publisher)                                  'Sound Signature'
'TRCK' (Track number/Position in set)               '4/8'
'TSO2'                                              'Parrish, Theo'
'TSOP' (Performer sort order)                       'Parrish, Theo'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME 64bits version 3.99.5 (http://lame.sf.net)'
'TXXX:Acoustid Id'                                  '286691f8-0922-4eac-841a-733ed553f0df'
'TXXX:BARCODE'                                      '888295195959'
'TXXX:CATALOGNUMBER'                                'SSCD07'
'TXXX:MusicBrainz Album Artist Id'                  '15388d42-9197-4ca1-9ffe-240f763b84cb'
'TXXX:MusicBrainz Album Id'                         '8a74cba9-5ba1-42d4-9978-fee325ddd815'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '15388d42-9197-4ca1-9ffe-240f763b84cb'
'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-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['house', 'deep house', 'soul', 'funk', 'fusion', 'electronic']
'TXXX:lastfmtags'                                   ['detroit techno', 'house', 'techno', 'deep house', 'detroit']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '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'                        '-0.39 dB'
'TXXX:replaygain_track_peak'                        '0.533931'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'a62a8af2-f843-4436-aba7-eb6c149243d7')

========================== row from database ==========================
                                              'id'  645896
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/theo parrish - american intelligence (2014) - cd 320/11 - creepcake.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  236
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  9459445
                                           'mtime'  1621085106
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm theo parrish american intelligence (2014) cd 320 11 creepcake electronic th techno minimal or deephouse
                                      'tag_artist'  Theo Parrish
                                     'tag_release'  American Intelligence
                                       'tag_title'  Creepcake
                                             'bpm'  145.6
                                    'search_title'  'creepcake':1
                                   'search_artist'  'parrish':2 'theo':1
                                  'search_release'  'american':1 'intelligence':2
                                     'search_rest'  '2014':5,6 '320':8 'american':3 'cd':7 'creepcake':9 'deephouse':15 'electronic':10 'intelligence':4 'minimal':13 'or':14 'parrish':2 'techno':12 'th':11 'theo':1
                                    'search_combo'  '2014':10,11 '320':13 'american':4C,8 'cd':12 'creepcake':1A,14 'deephouse':20 'electronic':15 'intelligence':5C,9 'minimal':18 'or':19 'parrish':3B,7 'techno':17 'th':16 'theo':2B,6
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-4', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['detroit techno', 'house', 'techno', 'deep house', 'detroit']
                                        'tag_date'  2014
                                     'discogstags'  ['house', 'deep house', 'soul', 'funk', 'fusion', 'electronic']

============================== file details ==============================
                                           'mtime'  1621085105.713119  (2021-05-15 15:25:05)
                             'size'  9459445