======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '243'
                                          'artist'  'Kid Loco'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'A Grand Love Theme'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['lounge', 'downtempo', 'trip hop', 'chillout', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '91.805'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '91.805'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TIT2' (Title/songname/content description)         'A Grand Love Theme'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Kid Loco'
'TRCK' (Track number/Position in set)               '01'
'TXXX:ANDREA'                                       '0'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['lounge', 'downtempo', 'trip hop', 'chillout', 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.63 dB'
'TXXX:replaygain_track_peak'                        '0.680164'
'TXXX:stefan'                                       '0'

========================== row from database ==========================
                                              'id'  768810
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Kid Loco/01 - Kid Loco - A Grand Love Theme.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  243
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  3890423
                                           'mtime'  1636910165
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism 01 electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  Kid Loco
                                     'tag_release'  None
                                       'tag_title'  A Grand Love Theme
                                             'bpm'  91.805
                                    'search_title'  'a':1 'grand':2 'love':3 'theme':4
                                   'search_artist'  'kid':1 'loco':2
                                  'search_release'  
                                     'search_rest'  'acid':10 'downtempo':9 'electronic':5 'hiphop':1 'hop':7 'jazz':11 'or':8 'rap':2 'rnb':3 'trip':6 'turntablism':4
                                    'search_combo'  'a':1A 'acid':16 'downtempo':15 'electronic':11 'grand':2A 'hiphop':7 'hop':13 'jazz':17 'kid':5B 'loco':6B 'love':3A 'or':14 'rap':8 'rnb':9 'theme':4A 'trip':12 'turntablism':10
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['lounge', 'downtempo', 'trip hop', 'chillout', 'electronic']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636910164.8351805  (2021-11-14 18:16:04)
                             'size'  3890423