======================== unified (from filesystem) ========================
                                         'bitrate'  '224.0'
                                        'duration'  '209'
                                          'artist'  'Pati Yang'
                                     'text_people'  ''
                                         'release'  'Silent Treatment'
                                           'title'  'Pretty Fin (Keith Tenniswood r'
                                           '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-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['female vocalists', 'trip hop', 'chillout', 'electronic', 'polish']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '107.038'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Silent Treatment'
'TBPM' (BPM (beats per minute))                     '107.038'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Pretty Fin (Keith Tenniswood r'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Pati Yang'
'TRCK' (Track number/Position in set)               '5'
'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'                                   ['female vocalists', 'trip hop', 'chillout', 'electronic', 'polish']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.45 dB'
'TXXX:replaygain_track_peak'                        '0.346268'

========================== row from database ==========================
                                              'id'  1350722
                                            'path'  /data/Music/Bulk/00poprockelectronic/Pati Yang/Pati Yang - Silent Treatment - 05 - Pretty Fin (Keith Tenniswood remix).mp3
                                         'working'  None
                                         'bitrate'  224
                                    'duration_sec'  209
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  5863304
                                           'mtime'  1636911384
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 05 remix) electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  Pati Yang
                                     'tag_release'  Silent Treatment
                                       'tag_title'  Pretty Fin (Keith Tenniswood r
                                             'bpm'  107.038
                                    'search_title'  'fin':2 'keith':3,4 'pretty':1 'r':6 'tenniswood':5
                                   'search_artist'  'pati':1 'yang':2
                                  'search_release'  'silent':1 'treatment':2
                                     'search_rest'  '00poprockelectronic':1 'acid':9 'downtempo':8 'electronic':4 'hop':6 'jazz':10 'or':7 'remix':2,3 'trip':5
                                    'search_combo'  '00poprockelectronic':11 'acid':19 'downtempo':18 'electronic':14 'fin':2A 'hop':16 'jazz':20 'keith':3A,4A 'or':17 'pati':7B 'pretty':1A 'r':6A 'remix':12,13 'silent':9C 'tenniswood':5A 'treatment':10C 'trip':15 'yang':8B
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  11A
                                           '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-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['female vocalists', 'trip hop', 'chillout', 'electronic', 'polish']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636911384.1081905  (2021-11-14 18:36:24)
                             'size'  5863304