======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '422'
                                          'artist'  'Wouter van Veldhoven'
                                     'text_people'  ''
                                         'release'  'een paar schetsjes en optredens 2005-2006'
                                           'title'  'Kaspar (Fragment)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-2', 'q-grit-1', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['minimalism', 'soundscape', 'electro acoustic', 'minimal', 'ambient']"
                                     'discogstags'  "['minimal techno', 'musique concrète', 'electronic', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-minimal'
                                             'bpm'  '115.4'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'een paar schetsjes en optredens 2005-2006'
'TBPM' (BPM (beats per minute))                     '115.4'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-minimal'
'TDOR' (Original release time)                      '2006'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Kaspar (Fragment)'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Wouter van Veldhoven'
'TRCK' (Track number/Position in set)               '1'
'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:discogstags'                                  ['minimal techno', 'musique concrète', 'electronic', 'experimental']
'TXXX:lastfmtags'                                   ['minimalism', 'soundscape', 'electro acoustic', 'minimal', 'ambient']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+2.70 dB'
'TXXX:replaygain_track_peak'                        '0.329406'

========================== row from database ==========================
                                              'id'  1355116
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Sima Kim and Wouter Van Veldhoven - Wouter van Veldhoven/2007 - Een paar schetsjes en optredens 2005-2006 {5}/Wouter van Veldhoven - Kaspar (Fragment).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  422
                                           'genre'  electronic-experimental-minimal
                                        'filesize'  6763665
                                           'mtime'  1636473378
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Sima Kim and Van 2007 Een {5} electronic experimental minimal
                                      'tag_artist'  Wouter van Veldhoven
                                     'tag_release'  een paar schetsjes en optredens 2005-2006
                                       'tag_title'  Kaspar (Fragment)
                                             'bpm'  115.4
                                    'search_title'  'fragment':2,3 'kaspar':1
                                   'search_artist'  'van':2 'veldhoven':3 'wouter':1
                                  'search_release'  '2005':6 '20052006':8 '2006':7 'een':1 'en':4 'optredens':5 'paar':2 'schetsjes':3
                                     'search_rest'  '2007':5 '5':7 'and':3 'een':6 'electronic':8 'experimental':9 'kim':2 'minimal':10 'sima':1 'van':4
                                    'search_combo'  '2005':12C '20052006':14C '2006':13C '2007':19 '5':21 'and':17 'een':7C,20 'electronic':22 'en':10C 'experimental':23 'fragment':2A,3A 'kaspar':1A 'kim':16 'minimal':24 'optredens':11C 'paar':8C 'schetsjes':9C 'sima':15 'van':5B,18 'veldhoven':6B 'wouter':4B
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  9A
                                           '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-2', 'q-drums-3', 'q-syn-3', 'q-chart-1', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['minimalism', 'soundscape', 'electro acoustic', 'minimal', 'ambient']
                                        'tag_date'  2006
                                     'discogstags'  ['minimal techno', 'musique concrète', 'electronic', 'experimental']

============================== file details ==============================
                                           'mtime'  1636473378.488748  (2021-11-09 16:56:18)
                             'size'  6763665