======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '168'
                                          'artist'  'Toon Hermans'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'We Gaan Weer Net Zoals We Vroeger Gingen'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['nederlandstalig', 'cabaret', 'comedy', 'limburg', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1946'
                                        'comments'  ''
                                           'genre'  'loc-eur-netherlands;prerock-vocal'
                                             'bpm'  '86.401'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '86.401'
'TCON' (Content type, a.k.a. Genre)                 ['loc-eur-netherlands', 'prerock-vocal']
'TDRC' (Recording time)                             '1946'
'TIT2' (Title/songname/content description)         'We Gaan Weer Net Zoals We Vroeger Gingen'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Toon Hermans'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['nederlandstalig', 'cabaret', 'comedy', 'limburg', 'singer songwriter']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.68 dB'
'TXXX:replaygain_track_peak'                        '0.471203'

========================== row from database ==========================
                                              'id'  1448159
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1946/Toon Hermans - We Gaan Weer Net Zoals We Vroeger Gingen Naar Scheveningen 1946.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  168
                                           'genre'  loc-eur-netherlands;prerock-vocal
                                        'filesize'  3376946
                                           'mtime'  1621627598
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1946 Naar Scheveningen 1946 loc eur netherlands;prerock vocal
                                      'tag_artist'  Toon Hermans
                                     'tag_release'  None
                                       'tag_title'  We Gaan Weer Net Zoals We Vroeger Gingen
                                             'bpm'  86.401
                                    'search_title'  'gaan':2 'gingen':7 'net':4 'vroeger':6 'we':1 'weer':3 'zoals':5
                                   'search_artist'  'hermans':2 'toon':1
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1946':6 'country':4 'eur':10 'exotica':2 'jazz':1 'loc':9 'naar':7 'netherlands':11,13 'oldies':3 'prerock':12,14 'scheveningen':8 'vocal':15
                                    'search_combo'  '00oldiepop':14 '1946':15 'country':13 'eur':19 'exotica':11 'gaan':2A 'gingen':7A 'hermans':9B 'jazz':10 'loc':18 'naar':16 'net':4A 'netherlands':20,22 'oldies':12 'prerock':21,23 'scheveningen':17 'toon':8B 'vocal':24 'vroeger':6A 'we':1A 'weer':3A 'zoals':5A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['nederlandstalig', 'cabaret', 'comedy', 'limburg', 'singer songwriter']
                                        'tag_date'  1946
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621627598.115738  (2021-05-21 22:06:38)
                             'size'  3376946