======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '249'
                                          'artist'  'Bonobo'
                                     'text_people'  ''
                                         'release'  'Days to Come'
                                           'title'  'On Your Marks'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronic', 'trip hop', 'downtempo', 'ninja tune', 'chillout']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz;set-pl-sced'
                                             'bpm'  '117.945'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Days to Come'
'TBPM' (BPM (beats per minute))                     '117.945'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-trip hop or downtempo or acid jazz', 'set-pl-sced']
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'On Your Marks'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bonobo'
'TRCK' (Track number/Position in set)               '8'
'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:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronic', 'trip hop', 'downtempo', 'ninja tune', 'chillout']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.11 dB'
'TXXX:replaygain_track_peak'                        '0.499967'

========================== row from database ==========================
                                              'id'  1328170
                                            'path'  /data/Music/Bulk/00poprockelectronic/Bonobo/[2006] Days To Come/Bonobo - Days to Come - 08 - On Your Marks.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  249
                                           'genre'  electronic-trip hop or downtempo or acid jazz;set-pl-sced
                                        'filesize'  9978635
                                           'mtime'  1636911216
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic [2006] To 08 electronic trip hop or downtempo or acid jazz;set pl sced
                                      'tag_artist'  Bonobo
                                     'tag_release'  Days to Come
                                       'tag_title'  On Your Marks
                                             'bpm'  117.945
                                    'search_title'  'marks':3 'on':1 'your':2
                                   'search_artist'  'bonobo':1
                                  'search_release'  'come':3 'days':1 'to':2
                                     'search_rest'  '00poprockelectronic':1 '2006':2,3 'acid':10 'downtempo':9 'electronic':5 'hop':7 'jazz':11,13 'or':8 'pl':15 'sced':16 'set':12,14 'to':4 'trip':6
                                    'search_combo'  '00poprockelectronic':8 '2006':9,10 'acid':17 'bonobo':4B 'come':7C 'days':5C 'downtempo':16 'electronic':12 'hop':14 'jazz':18,20 'marks':3A 'on':1A 'or':15 'pl':22 'sced':23 'set':19,21 'to':6C,11 'trip':13 'your':2A
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-4', 'q-syn-3', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'trip hop', 'downtempo', 'ninja tune', 'chillout']
                                        'tag_date'  2006
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636911216.3143063  (2021-11-14 18:33:36)
                             'size'  9978635