======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '138'
                                          'artist'  'The Embers'
                                     'text_people'  ''
                                         'release'  'Born Bad, Volume 7'
                                           'title'  'I Walked All Night'
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                                      'lastfmtags'  "['beach music', 'surf', '7soul', 'surf rock', 'rock and roll']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  '16'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'rock-pop-early'
                                             'bpm'  '114.479'
                                             'key'  '9A'
                                        'acoustid'  '9cfdec01-ac79-474f-bd7f-c1cc88756675'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Born Bad, Volume 7'
'TBPM' (BPM (beats per minute))                     '114.479'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-early'
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'I Walked All Night'
'TKEY' (Initial key)                                '9A'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'The Embers'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Born Bad Records'
'TRCK' (Track number/Position in set)               '14/16'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Embers, The'
'TXXX:Acoustid Id'                                  '9cfdec01-ac79-474f-bd7f-c1cc88756675'
'TXXX:Artists'                                      'The Embers'
'TXXX:CATALOGNUMBER'                                'BB007'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '8415485d-1304-460e-bb80-86fab2e88c2c'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'ac597d30-7d23-4307-9a2d-c06ebe74ae79'
'TXXX:MusicBrainz Release Group Id'                 '097ea52a-c6c0-40d4-a4ca-48c5ac41d784'
'TXXX:MusicBrainz Release Track Id'                 'b4dfed8b-a4e9-3522-80d3-378cfc6d1016'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['beach music', 'surf', '7soul', 'surf rock', 'rock and roll']
'TXXX:originalyear'                                 '2003'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.82 dB'
'TXXX:replaygain_track_peak'                        '0.473157'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'1d2406a8-4cd2-4dd4-bb7f-07c7bbc4acec')

========================== row from database ==========================
                                              'id'  947737
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/va - Born Bad Vol. 7/12 - The Embers - I Walked All Night.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  138
                                           'genre'  rock-pop-early
                                        'filesize'  2880653
                                           'mtime'  1620736603
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country va Vol. 12 rock pop early
                                      'tag_artist'  The Embers
                                     'tag_release'  Born Bad, Volume 7
                                       'tag_title'  I Walked All Night
                                             'bpm'  114.479
                                    'search_title'  'all':3 'i':1 'night':4 'walked':2
                                   'search_artist'  'embers':2 'the':1
                                  'search_release'  '7':5 'bad':2,3 'born':1 'volume':4
                                     'search_rest'  'country':4 'early':10 'exotica':2 'jazz':1 'oldies':3 'pop':9 'rock':8 'va':5 'vol':6,7
                                    'search_combo'  '7':11C 'all':3A 'bad':8C,9C 'born':7C 'country':15 'early':21 'embers':6B 'exotica':13 'i':1A 'jazz':12 'night':4A 'oldies':14 'pop':20 'rock':19 'the':5B 'va':16 'vol':17,18 'volume':10C 'walked':2A
                                    'tag_tracknum'  14
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-1', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['beach music', 'surf', '7soul', 'surf rock', 'rock and roll']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736602.780601  (2021-05-11 14:36:42)
                             'size'  2880653