======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '233'
                                          'artist'  'Kermit the Frog'
                                     'text_people'  ''
                                         'release'  'Kermit Unpigged'
                                           'title'  'Wild Thing'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'q-syn-1', 'q-bass-4', 'q-busy-2', "
 "'q-grit-2', 'q-play-3', 'Q-OLDST-3', 'q-chart-2', 'q-drums-3', 'q-other-2', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-1']")
                                      'lastfmtags'  "['comedy', 'sesame street', 'kids', 'muppetcore', 'black metal']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '00'
                                      'tracktotal'  ''
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'nonmusic-speech-comedy or drama'
                                             'bpm'  '89.7'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Kermit Unpigged'
'TBPM' (BPM (beats per minute))                     '89.7'
'TCON' (Content type, a.k.a. Genre)                 'nonmusic-speech-comedy or drama'
'TDRC' (Recording time)                             '1994'
'TIT2' (Title/songname/content description)         'Wild Thing'
'TKEY' (Initial key)                                '8A'
'TLEN' (Length)                                     '233000'
'TPE1' (Lead performer(s)/Soloist(s))               'Kermit the Frog'
'TRCK' (Track number/Position in set)               '00'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['comedy', 'sesame street', 'kids', 'muppetcore', 'black metal']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.86 dB'
'TXXX:replaygain_track_peak'                        '0.556404'

========================== row from database ==========================
                                              'id'  1337565
                                            'path'  /data/Music/Bulk/00spent/Cabaret/Waldorf und  Stadler/Kermit - Wild Thing.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  233
                                           'genre'  nonmusic-speech-comedy or drama
                                        'filesize'  3743616
                                           'mtime'  1620399101
                                   'redo_metaread'  0
                                        'rest_str'   00spent Cabaret Waldorf und Stadler nonmusic speech comedy or drama
                                      'tag_artist'  Kermit the Frog
                                     'tag_release'  Kermit Unpigged
                                       'tag_title'  Wild Thing
                                             'bpm'  89.7
                                    'search_title'  'thing':2 'wild':1
                                   'search_artist'  'frog':3 'kermit':1 'the':2
                                  'search_release'  'kermit':1 'unpigged':2
                                     'search_rest'  '00spent':1 'cabaret':2 'comedy':8 'drama':10 'nonmusic':6 'or':9 'speech':7 'stadler':5 'und':4 'waldorf':3
                                    'search_combo'  '00spent':8 'cabaret':9 'comedy':15 'drama':17 'frog':5B 'kermit':3B,6C 'nonmusic':13 'or':16 'speech':14 'stadler':12 'the':4B 'thing':2A 'und':11 'unpigged':7C 'waldorf':10 'wild':1A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-3', 'q-syn-1', 'q-chart-2', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['comedy', 'sesame street', 'kids', 'muppetcore', 'black metal']
                                        'tag_date'  1994
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620399101.334692  (2021-05-07 16:51:41)
                             'size'  3743616