======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '318'
                                          'artist'  '101 Strings'
                                     'text_people'  ''
                                         'release'  'The Soul of Spain'
                                           'title'  'La Violetera'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-UNU-1', 'Q-SYN-1', 'Q-BUSY-3', 'Q-GRIT-1', 'q-bass-2', 'q-play-2', "
 "'Q-CHART-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'Q-MIXBEAT-1']")
                                      'lastfmtags'  "['instrumental', 'strings', 'myhitparade', 'myhits', 'easy listening']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '8'
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-easy listening'
                                             'bpm'  '111.9'
                                             'key'  '4A'
                                        'acoustid'  '50030b92-090a-4db3-b148-5f8387671003'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'The Soul of Spain'
'TBPM' (BPM (beats per minute))                     '111.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-easy listening'
'TDOR' (Original release time)                      '1958'
'TDRC' (Recording time)                             '1996'
'TIT2' (Title/songname/content description)         'La Violetera'
'TKEY' (Initial key)                                '4A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               '101 Strings'
'TPE2' (Band/orchestra/accompaniment)               '101 Strings'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Madacy Special Products'
'TRCK' (Track number/Position in set)               '5/8'
'TSO2'                                              '101 Strings'
'TSOP' (Performer sort order)                       '101 Strings'
'TXXX:ASIN'                                         'B000000KSJ'
'TXXX:Acoustid Id'                                  '50030b92-090a-4db3-b148-5f8387671003'
'TXXX:Artists'                                      '101 Strings'
'TXXX:BARCODE'                                      '0005677528512'
'TXXX:MusicBrainz Album Artist Id'                  '5c176092-cb4d-4e05-806b-1e9414f2b28c'
'TXXX:MusicBrainz Album Id'                         '7cd08904-17fa-3be0-bcca-5b699450b2c7'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '5c176092-cb4d-4e05-806b-1e9414f2b28c'
'TXXX:MusicBrainz Release Group Id'                 'd5ce24ea-2e31-337c-b74b-4c1d32b7f854'
'TXXX:MusicBrainz Release Track Id'                 'eedbc910-ae8c-341d-a90c-ece9729fd10e'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['instrumental', 'strings', 'myhitparade', 'myhits', 'easy listening']
'TXXX:originalyear'                                 '1958'
'TXXX:q-bass'                                       '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.97 dB'
'TXXX:replaygain_track_peak'                        '0.594724'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'54beebd4-a58b-4950-a4e0-2c618ccf640d')

========================== row from database ==========================
                                              'id'  1479387
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/The 101 Strings Orchestra/1986 - Soul of Spain/05 - La Violetera.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  318
                                           'genre'  electronic-generic or radio-easy listening
                                        'filesize'  12808567
                                           'mtime'  1621705542
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Orchestra 1986 05 electronic generic or radio easy listening
                                      'tag_artist'  101 Strings
                                     'tag_release'  The Soul of Spain
                                       'tag_title'  La Violetera
                                             'bpm'  111.9
                                    'search_title'  'la':1 'violetera':2
                                   'search_artist'  '101':1 'strings':2
                                  'search_release'  'of':3 'soul':2 'spain':4 'the':1
                                     'search_rest'  '1986':6 'country':4 'easy':11 'electronic':7 'exotica':2 'generic':8 'jazz':1 'listening':12 'oldies':3 'or':9 'orchestra':5 'radio':10
                                    'search_combo'  '101':3B '1986':14 'country':12 'easy':19 'electronic':15 'exotica':10 'generic':16 'jazz':9 'la':1A 'listening':20 'of':7C 'oldies':11 'or':17 'orchestra':13 'radio':18 'soul':6C 'spain':8C 'strings':4B 'the':5C 'violetera':2A
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-1', 'q-play-2', 'Q-OLDST-3', 'Q-GRIT-1', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-1', 'Q-SYN-1', 'q-other-4', 'Q-BUSY-3', 'Q-HAP-3', 'q-bass-2']
                                      'lastfmtags'  ['instrumental', 'strings', 'myhitparade', 'myhits', 'easy listening']
                                        'tag_date'  1996
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621705542.3475938  (2021-05-22 19:45:42)
                             'size'  12808567