======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '180'
                                          'artist'  'Massive Attack'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Right Way To Hold A Spoon'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'electronic', 'downtempo', 'trip hop', 'chillout']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-drone;electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '126.0'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '126.0'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-drone', 'electronic-trip hop or downtempo or acid jazz']
'TIT2' (Title/songname/content description)         'Right Way To Hold A Spoon'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Massive Attack'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['electronica', 'electronic', 'downtempo', 'trip hop', 'chillout']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-3.60 dB'
'TXXX:replaygain_track_peak'                        '0.494605'

========================== row from database ==========================
                                              'id'  1423986
                                            'path'  /data/Music/Bulk/00poprockelectronic/00drone/Massive Attack - Right Way To Hold A Spoon.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  180
                                           'genre'  electronic-drone;electronic-trip hop or downtempo or acid jazz
                                        'filesize'  3605532
                                           'mtime'  1636912985
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00drone electronic drone;electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  Massive Attack
                                     'tag_release'  None
                                       'tag_title'  Right Way To Hold A Spoon
                                             'bpm'  126.0
                                    'search_title'  'a':5 'hold':4 'right':1 'spoon':6 'to':3 'way':2
                                   'search_artist'  'attack':2 'massive':1
                                  'search_release'  
                                     'search_rest'  '00drone':2 '00poprockelectronic':1 'acid':12 'downtempo':11 'drone':4,6 'electronic':3,5,7 'hop':9 'jazz':13 'or':10 'trip':8
                                    'search_combo'  '00drone':10 '00poprockelectronic':9 'a':5A 'acid':20 'attack':8B 'downtempo':19 'drone':12,14 'electronic':11,13,15 'hold':4A 'hop':17 'jazz':21 'massive':7B 'or':18 'right':1A 'spoon':6A 'to':3A 'trip':16 'way':2A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-3', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'electronic', 'downtempo', 'trip hop', 'chillout']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636912984.7601123  (2021-11-14 19:03:04)
                             'size'  3605532