======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '130'
                                          'artist'  'Boudewijn De Groot'
                                     'text_people'  ''
                                         'release'  'Apocalyps'
                                           'title'  'Woningnood'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-OLDST-2', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['nederlandstalig', 'singer songwriter', 'kleinkunst', 'folk', 'dutch']"
                                     'discogstags'  "['folk', 'pop', 'folk, world, & country']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'loc-eur-netherlands'
                                             'bpm'  '135.004'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Apocalyps'
'TBPM' (BPM (beats per minute))                     '135.004'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-netherlands'
'TDRC' (Recording time)                             '1970'
'TIT2' (Title/songname/content description)         'Woningnood'
'TKEY' (Initial key)                                '7B'
'TLEN' (Length)                                     '130091'
'TPE1' (Lead performer(s)/Soloist(s))               'Boudewijn De Groot'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['folk', 'pop', 'folk, world, & country']
'TXXX:lastfmtags'                                   ['nederlandstalig', 'singer songwriter', 'kleinkunst', 'folk', 'dutch']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.05 dB'
'TXXX:replaygain_track_peak'                        '0.741630'

========================== row from database ==========================
                                              'id'  1353307
                                            'path'  /data/Music/Bulk/00poprockelectronic/Boudewijn de Groot/Woningnood.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  130
                                           'genre'  loc-eur-netherlands
                                        'filesize'  3137614
                                           'mtime'  1621630141
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic loc eur netherlands
                                      'tag_artist'  Boudewijn De Groot
                                     'tag_release'  Apocalyps
                                       'tag_title'  Woningnood
                                             'bpm'  135.004
                                    'search_title'  'woningnood':1
                                   'search_artist'  'boudewijn':1 'de':2 'groot':3
                                  'search_release'  'apocalyps':1
                                     'search_rest'  '00poprockelectronic':1 'eur':3 'loc':2 'netherlands':4
                                    'search_combo'  '00poprockelectronic':6 'apocalyps':5C 'boudewijn':2B 'de':3B 'eur':8 'groot':4B 'loc':7 'netherlands':9 'woningnood':1A
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['nederlandstalig', 'singer songwriter', 'kleinkunst', 'folk', 'dutch']
                                        'tag_date'  1970
                                     'discogstags'  ['folk', 'pop', 'folk, world, & country']

============================== file details ==============================
                                           'mtime'  1621630140.6528192  (2021-05-21 22:49:00)
                             'size'  3137614