======================== unified (from filesystem) ========================
                                         'bitrate'  '159.456'
                                        'duration'  '254'
                                          'artist'  'Asian Dub Foundation'
                                     'text_people'  ''
                                         'release'  'Community Music'
                                           'title'  'Judgement'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-HHRNBTT-2', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['alternative', 'trip hop', 'dub', 'electronic', 'hip hop']"
                                     'discogstags'  "['electronic', 'dub', 'drum n bass', 'jungle']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-modern'
                                             'bpm'  '109.0'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Community Music'
'TBPM' (BPM (beats per minute))                     '109.0'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-modern'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Judgement'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Asian Dub Foundation'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['electronic', 'dub', 'drum n bass', 'jungle']
'TXXX:lastfmtags'                                   ['alternative', 'trip hop', 'dub', 'electronic', 'hip hop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.40 dB'
'TXXX:replaygain_track_peak'                        '0.383373'

========================== row from database ==========================
                                              'id'  1253720
                                            'path'  /data/Music/Bulk/00localcharacter/Asian Dub Foundation/asian dub foundation - community music ++/Asian Dub Foundation - 10 - Judgement.mp3
                                         'working'  None
                                         'bitrate'  159
                                    'duration_sec'  254
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-modern
                                        'filesize'  5077655
                                           'mtime'  1620522946
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter asian dub foundation community music ++ 10 loc style reggae or dub or ska or dancehall dub modern
                                      'tag_artist'  Asian Dub Foundation
                                     'tag_release'  Community Music
                                       'tag_title'  Judgement
                                             'bpm'  109.0
                                    'search_title'  'judgement':1
                                   'search_artist'  'asian':1 'dub':2 'foundation':3
                                  'search_release'  'community':1 'music':2
                                     'search_rest'  'asian':1 'community':4 'dancehall':11 'dub':2 'foundation':3 'loc':6 'modern':12 'music':5 'or':9 'reggae':8 'ska':10 'style':7
                                    'search_combo'  'asian':2B,7 'community':5C,10 'dancehall':17 'dub':3B,8 'foundation':4B,9 'judgement':1A 'loc':12 'modern':18 'music':6C,11 'or':15 'reggae':14 'ska':16 'style':13
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['alternative', 'trip hop', 'dub', 'electronic', 'hip hop']
                                        'tag_date'  2000
                                     'discogstags'  ['electronic', 'dub', 'drum n bass', 'jungle']

============================== file details ==============================
                                           'mtime'  1620522945.7840872  (2021-05-09 03:15:45)
                             'size'  5077655