======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '277'
                                          'artist'  'Jefferson Airplane'
                                     'text_people'  'Paul Kantner'
                                         'release'  'The Best Of Jefferson Airplane'
                                           'title'  'The Ballad of You and Me and Pooneil'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['rock', 'psychedelic rock', 'psychedelic', '60s', 'classic rock']"
                                     'discogstags'  "['rock', 'psychedelic rock', 'classic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '21'
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-cppex;rock-cppex-psychedelic'
                                             'bpm'  '127.284'
                                             'key'  '10B'
                                        'acoustid'  'e621349d-1ecc-452c-9b32-ccd1a72fddfd'
rest: ''

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

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'PRIV:AverageLevel:{\x13\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x13\x00\x00')
'PRIV:PeakValue:¡}\x00\x00'                         PRIV(owner='PeakValue', data=b'\xa1}\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
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'PRIV:WM/WMCollectionID:/`õop7\x0eI\x9b_ÍVfÇ&À'     PRIV(owner='WM/WMCollectionID', data=b'/`\xf5op7\x0eI\x9b_\xcdVf\xc7&\xc0')
'PRIV:WM/WMContentID:«ÛiE\x93\r0I¨\x14îêÊé\x8d\x0e'  PRIV(owner='WM/WMContentID', data=b'\xab\xdbiE\x93\r0I\xa8\x14\xee\xea\xca\xe9\x8d\x0e')
'TALB' (Album/Movie/Show title)                     'The Best Of Jefferson Airplane'
'TBPM' (BPM (beats per minute))                     '127.284'
'TCOM' (Composer)                                   'Paul Kantner'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex', 'rock-cppex', 'rock-cppex-psychedelic']
'TDOR' (Original release time)                      '2001'
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'The Ballad of You and Me and Pooneil'
'TKEY' (Initial key)                                '10B'
'TLEN' (Length)                                     '278000'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Jefferson Airplane'
'TPE2' (Band/orchestra/accompaniment)               'Jefferson Airplane'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Bmg'
'TRCK' (Track number/Position in set)               '10/21'
'TSO2'                                              'Jefferson Airplane'
'TSOP' (Performer sort order)                       'Jefferson Airplane'
'TXXX:Acoustid Id'                                  'e621349d-1ecc-452c-9b32-ccd1a72fddfd'
'TXXX:BARCODE'                                      '743218410222'
'TXXX:MusicBrainz Album Artist Id'                  '39c2a93d-9afa-4a22-9bba-c087ab056e1c'
'TXXX:MusicBrainz Album Id'                         '60e4862d-a678-499c-96ce-7b84c73f9d42'
'TXXX:MusicBrainz Album Release Country'            'XE'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '39c2a93d-9afa-4a22-9bba-c087ab056e1c'
'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:discogstags'                                  ['rock', 'psychedelic rock', 'classic rock']
'TXXX:lastfmtags'                                   ['rock', 'psychedelic rock', 'psychedelic', '60s', 'classic rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.29 dB'
'TXXX:replaygain_track_peak'                        '0.605369'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'00d238ee-455f-417b-8949-502eb126ccdd')

========================== row from database ==========================
                                              'id'  1414496
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/1996 - jefferson airplane journey...the best of/10 - The ballad of you and me and Pooneil.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  277
                                           'genre'  rock-cppex;rock-cppex-psychedelic
                                        'filesize'  6665874
                                           'mtime'  1636915270
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy 1996 jefferson airplane journey...the best 10 ballad you me rock cppex;rock cppex psychedelic
                                      'tag_artist'  Jefferson Airplane
                                     'tag_release'  The Best Of Jefferson Airplane
                                       'tag_title'  The Ballad of You and Me and Pooneil
                                             'bpm'  127.284
                                    'search_title'  'and':5 'ballad':2 'me':6 'of':3 'pooneil':7 'the':1 'you':4
                                   'search_artist'  'airplane':2 'jefferson':1
                                  'search_release'  'airplane':5 'best':2 'jefferson':4 'of':3 'the':1
                                     'search_rest'  '1996':2 'airplane':4 'ballad':9 'best':8 'classicprogpsy':1 'cppex':13,15,17 'jefferson':3 'journey':5 'journeythe':7 'me':11 'psychedelic':18 'rock':12,14,16 'the':6 'you':10
                                    'search_combo'  '1996':16 'airplane':9B,14C,18 'and':5A 'ballad':2A,23 'best':11C,22 'classicprogpsy':15 'cppex':27,29,31 'jefferson':8B,13C,17 'journey':19 'journeythe':21 'me':6A,25 'of':3A,12C 'pooneil':7A 'psychedelic':32 'rock':26,28,30 'the':1A,10C,20 'you':4A,24
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['rock', 'psychedelic rock', 'psychedelic', '60s', 'classic rock']
                                        'tag_date'  1965
                                     'discogstags'  ['rock', 'psychedelic rock', 'classic rock']

============================== file details ==============================
                                           'mtime'  1636915270.047386  (2021-11-14 19:41:10)
                             'size'  6665874