======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '190'
                                          'artist'  '101 Strings Orchestra'
                                     'text_people'  'Burt Bacharach'
                                         'release'  'Instrumental Music From the Ross Hunter Production: Lost Horizon'
                                           'title'  'Living Together Growing Together'
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                                      'lastfmtags'  "['instrumental', 'edhits', 'myhits', 'classical', 'easy listening']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '10'
                                            'date'  '1972'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-easy listening'
                                             'bpm'  '126.7'
                                             'key'  '1A'
                                        'acoustid'  '9c35e68b-67ae-4d7b-b9b9-5bee138d6453'
rest: ''

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

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'TBPM' (BPM (beats per minute))                     '126.7'
'TCOM' (Composer)                                   'Burt Bacharach'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-easy listening'
'TDOR' (Original release time)                      '1972'
'TDRC' (Recording time)                             '1972'
'TIT2' (Title/songname/content description)         'Living Together Growing Together'
'TKEY' (Initial key)                                '1A'
'TMED' (Media type)                                 'Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               '101 Strings Orchestra'
'TPE2' (Band/orchestra/accompaniment)               '101 Strings Orchestra'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '3/10'
'TSO2'                                              '101 Strings'
'TSOP' (Performer sort order)                       '101 Strings'
'TXXX:Acoustid Id'                                  '9c35e68b-67ae-4d7b-b9b9-5bee138d6453'
'TXXX:Artists'                                      '101 Strings Orchestra'
'TXXX:CATALOGNUMBER'                                'S-5280'
'TXXX:MusicBrainz Album Artist Id'                  '5c176092-cb4d-4e05-806b-1e9414f2b28c'
'TXXX:MusicBrainz Album Id'                         'b80d895c-bc29-455f-be6a-bd1d631b9155'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '5c176092-cb4d-4e05-806b-1e9414f2b28c'
'TXXX:MusicBrainz Release Group Id'                 'c0d3971b-6f2b-30fe-8588-15fd24984b32'
'TXXX:MusicBrainz Release Track Id'                 'c2df52ce-7803-30cd-b703-3a480d92ee67'
'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'                                      '2'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['instrumental', 'edhits', 'myhits', 'classical', 'easy listening']
'TXXX:originalyear'                                 '1972'
'TXXX:q-bass'                                       '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.84 dB'
'TXXX:replaygain_track_peak'                        '0.357274'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'a063ed8d-2ee1-4e78-a08e-014e09a63b16')

========================== row from database ==========================
                                              'id'  1479001
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/The 101 Strings Orchestra/1972 - Lost Horizon/03 - Living Together Growing Together.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  190
                                           'genre'  electronic-generic or radio-easy listening
                                        'filesize'  7625883
                                           'mtime'  1621705533
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country The 1972 03 electronic generic radio easy listening
                                      'tag_artist'  101 Strings Orchestra
                                     'tag_release'  Instrumental Music From the Ross Hunter Production: Lost Horizon
                                       'tag_title'  Living Together Growing Together
                                             'bpm'  126.7
                                    'search_title'  'growing':3 'living':1 'together':2
                                   'search_artist'  '101':1 'orchestra':3 'strings':2
                                  'search_release'  'from':3 'horizon':10 'hunter':6 'instrumental':1 'lost':9 'music':2 'production':7,8 'ross':5 'the':4
                                     'search_rest'  '1972':6 'country':4 'easy':10 'electronic':7 'exotica':2 'generic':8 'jazz':1 'listening':11 'oldies':3 'radio':9 'the':5
                                    'search_combo'  '101':4B '1972':22 'country':20 'easy':26 'electronic':23 'exotica':18 'from':9C 'generic':24 'growing':3A 'horizon':16C 'hunter':12C 'instrumental':7C 'jazz':17 'listening':27 'living':1A 'lost':15C 'music':8C 'oldies':19 'orchestra':6B 'production':13C,14C 'radio':25 'ross':11C 'strings':5B 'the':10C,21 'together':2A
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-1', 'q-play-2', 'Q-OLDST-2', 'Q-GRIT-1', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-1', 'Q-SYN-1', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-3', 'q-bass-2']
                                      'lastfmtags'  ['instrumental', 'edhits', 'myhits', 'classical', 'easy listening']
                                        'tag_date'  1972
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621705532.908174  (2021-05-22 19:45:32)
                             'size'  7625883