======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '173'
                                          'artist'  'Paul McMahon and Nancy Chun'
                                     'text_people'  ''
                                         'release'  'Tellus #05 & #06: Special Double Audio Visual Issue'
                                           'title'  'Cream of the Stream'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
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 "'q-chart-1', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '09'
                                      'tracktotal'  ''
                                            'date'  '1984'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '144.0'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Tellus #05 & #06: Special Double Audio Visual Issue'
'TBPM' (BPM (beats per minute))                     '144.0'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '1984'
'TIT2' (Title/songname/content description)         'Cream of the Stream'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Paul McMahon and Nancy Chun'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '09'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'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'                        '+2.55 dB'
'TXXX:replaygain_track_peak'                        '0.496405'

========================== row from database ==========================
                                              'id'  322723
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Tellus Audio Cassette Magazine/1984 - Tellus #05 & 06 - Special Double Audio Vision Issue/09 - Paul McMahon and Nancy Chun - Cream of the Stream.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  173
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  4180474
                                           'mtime'  1636912083
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Cassette Magazine 1984 Vision 09 electronic experimental oddness
                                      'tag_artist'  Paul McMahon and Nancy Chun
                                     'tag_release'  Tellus #05 & #06: Special Double Audio Visual Issue
                                       'tag_title'  Cream of the Stream
                                             'bpm'  144.0
                                    'search_title'  'cream':1 'of':2 'stream':4 'the':3
                                   'search_artist'  'and':3 'chun':5 'mahon':7 'mc':6 'mcmahon':2 'nancy':4 'paul':1
                                  'search_release'  '05':2,3 '06':4,5 'audio':8 'double':7 'issue':10 'special':6 'tellus':1 'visual':9
                                     'search_rest'  '1984':3 'cassette':1 'electronic':5 'experimental':6 'magazine':2 'oddness':7 'vision':4
                                    'search_combo'  '05':13C,14C '06':15C,16C '1984':24 'and':7B 'audio':19C 'cassette':22 'chun':9B 'cream':1A 'double':18C 'electronic':26 'experimental':27 'issue':21C 'magazine':23 'mahon':11B 'mc':10B 'mcmahon':6B 'nancy':8B 'oddness':28 'of':2A 'paul':5B 'special':17C 'stream':4A 'tellus':12C 'the':3A 'vision':25 'visual':20C
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-1', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1984
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636912082.68957  (2021-11-14 18:48:02)
                             'size'  4180474