======================== unified (from filesystem) ========================
                                         'bitrate'  '171.494'
                                        'duration'  '228'
                                          'artist'  'Third World All Stars'
                                     'text_people'  ''
                                         'release'  'Reggae Singles'
                                           'title'  'Take Away Everything Version'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-2', 'Q-LOCALNESS-3', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['70s', 'reggae', 'instrumental', 'jamaica', 'jamaican']"
                                     'discogstags'  "['reggae']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
                                             'bpm'  '88.015'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Reggae Singles'
'TBPM' (BPM (beats per minute))                     '88.015'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
'TIT2' (Title/songname/content description)         'Take Away Everything Version'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Third World All Stars'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'reggae'
'TXXX:lastfmtags'                                   ['70s', 'reggae', 'instrumental', 'jamaica', 'jamaican']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '+4.25 dB'
'TXXX:replaygain_track_peak'                        '0.495918'

========================== row from database ==========================
                                              'id'  985591
                                            'path'  /data/Music/Bulk/00localcharacter/reggae singles/[UK - Jamatel - JAL 11-B - 1975] Third World All Stars - Take Away Everything Version.mp3
                                         'working'  None
                                         'bitrate'  171
                                    'duration_sec'  228
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  4900519
                                           'mtime'  1620524133
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter reggae singles [UK Jamatel JAL 11 B 1975] loc style reggae dub ska dancehall dub roots and reggae
                                      'tag_artist'  Third World All Stars
                                     'tag_release'  Reggae Singles
                                       'tag_title'  Take Away Everything Version
                                             'bpm'  88.015
                                    'search_title'  'away':2 'everything':3 'take':1 'version':4
                                   'search_artist'  'all':3 'stars':4 'third':1 'world':2
                                  'search_release'  'reggae':1 'singles':2
                                     'search_rest'  '1975':8,9 'and':16 'b':7 'dancehall':14 'dub':12 'jal':6 'jamatel':5 'loc':10 'reggae':1 'roots':15 'singles':2 'ska':13 'style':11 'uk':3,4
                                    'search_combo'  '1975':18,19 'all':7B 'and':26 'away':2A 'b':17 'dancehall':24 'dub':22 'everything':3A 'jal':16 'jamatel':15 'loc':20 'reggae':9C,11 'roots':25 'singles':10C,12 'ska':23 'stars':8B 'style':21 'take':1A 'third':5B 'uk':13,14 'version':4A 'world':6B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['70s', 'reggae', 'instrumental', 'jamaica', 'jamaican']
                                        'tag_date'  
                                     'discogstags'  ['reggae']

============================== file details ==============================
                                           'mtime'  1620524133.05435  (2021-05-09 03:35:33)
                             'size'  4900519