======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '202'
                                          'artist'  'Harry Belafonte'
                                     'text_people'  ''
                                         'release'  'Island in the Sun'
                                           'title'  'Island in The Sun'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-3', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['60s', 'calypso', 'folk', 'oldies', 'swing']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'loc-style-calypso'
                                             'bpm'  '129.068'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Island in the Sun'
'TBPM' (BPM (beats per minute))                     '129.068'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-calypso'
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Island in The Sun'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Harry Belafonte'
'TRCK' (Track number/Position in set)               '5'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['60s', 'calypso', 'folk', 'oldies', 'swing']
'TXXX:original release date'                        ['1958', '2010']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.10 dB'
'TXXX:replaygain_track_peak'                        '0.581010'

========================== row from database ==========================
                                              'id'  1336315
                                            'path'  /data/Music/Bulk/00poprockelectronic/Harry Belafonte/MBZ;#Harry Belafonte;#Island in The Sun;#05;#Island in The Sun.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  202
                                           'genre'  loc-style-calypso
                                        'filesize'  4873719
                                           'mtime'  1621630168
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic MBZ;#Harry Belafonte;#Island Sun;#05;#Island loc style calypso
                                      'tag_artist'  Harry Belafonte
                                     'tag_release'  Island in the Sun
                                       'tag_title'  Island in The Sun
                                             'bpm'  129.068
                                    'search_title'  'in':2 'island':1 'sun':4 'the':3
                                   'search_artist'  'belafonte':2 'harry':1
                                  'search_release'  'in':2 'island':1 'sun':4 'the':3
                                     'search_rest'  '00poprockelectronic':1 '05':11,14 'belafonte':6,8 'calypso':18 'harry':3,5 'island':7,9,12,15 'loc':16 'mbz':2,4 'style':17 'sun':10,13
                                    'search_combo'  '00poprockelectronic':11 '05':21,24 'belafonte':6B,16,18 'calypso':28 'harry':5B,13,15 'in':2A,8C 'island':1A,7C,17,19,22,25 'loc':26 'mbz':12,14 'style':27 'sun':4A,10C,20,23 'the':3A,9C
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  ['60s', 'calypso', 'folk', 'oldies', 'swing']
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621630167.642669  (2021-05-21 22:49:27)
                             'size'  4873719