======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '61'
                                          'artist'  'Jim Morrison, music by The Doors'
                                     'text_people'  ''
                                         'release'  'An American Prayer'
                                           'title'  'To Come of Age'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '23'
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'rock-cppex-psychedelic'
                                             'bpm'  '96'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 000000F2 0000014C 00000524'
'COMM:iTunNORM:eng'                                 (' 000000F2 0000014C 00000524 000005E2 0000D8E5 0000D8E5 000036DA 00003AA7 '
 '0000D8CE 0000D8E5')
'TALB' (Album/Movie/Show title)                     'An American Prayer'
'TBPM' (BPM (beats per minute))                     '96'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-psychedelic'
'TDOR' (Original release time)                      '1978'
'TDRC' (Recording time)                             '1995-05-23'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['', 'The Doors']])
'TIT2' (Title/songname/content description)         'To Come of Age'
'TKEY' (Initial key)                                '4A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Jim Morrison, music by The Doors'
'TPE2' (Band/orchestra/accompaniment)               'Jim Morrison, music by The Doors'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Elektra'
'TRCK' (Track number/Position in set)               '5/23'
'TSO2'                                              'Morrison, Jim, music by Doors, The'
'TSOP' (Performer sort order)                       'Morrison, Jim, music by Doors, The'
'TXXX:ASIN'                                         'B000002HJD'
'TXXX:Artists'                                      'Jim Morrison/The Doors'
'TXXX:BARCODE'                                      '075596181228'
'TXXX:CATALOGNUMBER'                                '61812-2'
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'TXXX:MusicBrainz Album Id'                         '7a3e3065-e151-415c-a34d-d16145733847'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'c6619f89-5454-4e2d-aa19-b5596ba3b4c6/9efff43b-3b29-4082-824e-bc82f646f93d'
'TXXX:MusicBrainz Release Group Id'                 '624782ae-cc06-3f55-87e4-3c3aeb4e5d59'
'TXXX:MusicBrainz Release Track Id'                 '75dbcadf-7c2c-3b99-ba04-9de0716e6f6e'
'TXXX:MusicBrainz TRM Id'                           '52e9a0e5-e619-4991-8be3-665d58c3e130'
'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:originalyear'                                 '1978'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+3.04 dB'
'TXXX:replaygain_track_peak'                        '0.739319'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'14975944-2bac-41ba-be14-633afda17b45')

========================== row from database ==========================
                                              'id'  1413513
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Jim Morrison, music by The Doors - Jim Morrison/An American Prayer/05 To Come Of Age.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  61
                                           'genre'  rock-cppex-psychedelic
                                        'filesize'  2473073
                                           'mtime'  1620736243
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy 05 Of rock cppex psychedelic
                                      'tag_artist'  Jim Morrison, music by The Doors
                                     'tag_release'  An American Prayer
                                       'tag_title'  To Come of Age
                                             'bpm'  96.0
                                    'search_title'  'age':4 'come':2 'of':3 'to':1
                                   'search_artist'  'by':5 'doors':7 'jim':1 'morrison':2,3 'music':4 'the':6
                                  'search_release'  'american':2 'an':1 'prayer':3
                                     'search_rest'  'classicprogpsy':1 'cppex':4 'of':2 'psychedelic':5 'rock':3
                                    'search_combo'  'age':4A 'american':13C 'an':12C 'by':9B 'classicprogpsy':15 'come':2A 'cppex':18 'doors':11B 'jim':5B 'morrison':6B,7B 'music':8B 'of':3A,16 'prayer':14C 'psychedelic':19 'rock':17 'the':10B 'to':1A
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736243.158833  (2021-05-11 14:30:43)
                             'size'  2473073