======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '299'
                                          'artist'  'Jamiroquai '
                                     'text_people'  ''
                                         'release'  'Travelling Without Moving'
                                           'title'  'Bonus Track (1)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', "
 "'q-grit-2', 'q-play-3', 'Q-OLDST-3', 'q-chart-4', 'q-drums-4', 'q-other-2', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-2', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['funk', 'acid jazz', 'electronic', 'dance', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '106.252'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Travelling Without Moving'
'TBPM' (BPM (beats per minute))                     '106.252'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TIT2' (Title/songname/content description)         'Bonus Track (1)'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Jamiroquai '
'TRCK' (Track number/Position in set)               '14'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['funk', 'acid jazz', 'electronic', 'dance', 'pop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.24 dB'
'TXXX:replaygain_track_peak'                        '0.531592'

========================== row from database ==========================
                                              'id'  1346106
                                            'path'  /data/Music/Bulk/00poprockelectronic/Jamiroquai/Travelling Without Moving/Jamiroquai - Bonus Track (1).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  299
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  4794735
                                           'mtime'  1636911299
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  Jamiroquai 
                                     'tag_release'  Travelling Without Moving
                                       'tag_title'  Bonus Track (1)
                                             'bpm'  106.252
                                    'search_title'  '1':3,4 'bonus':1 'track':2
                                   'search_artist'  'jamiroquai':1
                                  'search_release'  'moving':3 'travelling':1 'without':2
                                     'search_rest'  '00poprockelectronic':1 'acid':7 'downtempo':6 'electronic':2 'hop':4 'jazz':8 'or':5 'trip':3
                                    'search_combo'  '00poprockelectronic':9 '1':3A,4A 'acid':15 'bonus':1A 'downtempo':14 'electronic':10 'hop':12 'jamiroquai':5B 'jazz':16 'moving':8C 'or':13 'track':2A 'travelling':6C 'trip':11 'without':7C
                                    'tag_tracknum'  14
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['funk', 'acid jazz', 'electronic', 'dance', 'pop']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636911299.0090063  (2021-11-14 18:34:59)
                             'size'  4794735