======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '104'
                                          'artist'  'Aafke Romeijn'
                                     'text_people'  ''
                                         'release'  'CHIN. IND. SPEC. REST.'
                                           'title'  'Dit Is Mijn Bed'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['all', 'photographed', 'female vocalists', 'dutch', 'singer songwriter']"
                                     'discogstags'  "['electro', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2014'
                                        'comments'  ''
                                           'genre'  'loc-eur-netherlands'
                                             'bpm'  '140.823'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'CHIN. IND. SPEC. REST.'
'TBPM' (BPM (beats per minute))                     '140.823'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-netherlands'
'TDRC' (Recording time)                             '2014'
'TENC' (Encoded by)                                 'Online Media Technologies'
'TIT2' (Title/songname/content description)         'Dit Is Mijn Bed'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Aafke Romeijn'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electro', 'pop']
'TXXX:lastfmtags'                                   ['all', 'photographed', 'female vocalists', 'dutch', 'singer songwriter']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.30 dB'
'TXXX:replaygain_track_peak'                        '0.467224'
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='http://www.avs4you.com')

========================== row from database ==========================
                                              'id'  1492027
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/00dutch/Aafke Romeijn - Chin. Ind. Spec. Rest. - 2014/02. Dit Is Mijn Bed.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  104
                                           'genre'  loc-eur-netherlands
                                        'filesize'  4168985
                                           'mtime'  1621629235
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe 00dutch Chin. Ind. Spec. Rest. 2014 02. loc eur netherlands
                                      'tag_artist'  Aafke Romeijn
                                     'tag_release'  CHIN. IND. SPEC. REST.
                                       'tag_title'  Dit Is Mijn Bed
                                             'bpm'  140.823
                                    'search_title'  'bed':4 'dit':1 'is':2 'mijn':3
                                   'search_artist'  'aafke':1 'romeijn':2
                                  'search_release'  'chin':1,2 'ind':3,4 'rest':7,8 'spec':5,6
                                     'search_rest'  '00dutch':4 '00mid':1 '02':14,15 '2014':13 'chin':5,6 'eur':17 'europe':3 'ind':7,8 'loc':16 'netherlands':18 'north':2 'rest':11,12 'spec':9,10
                                    'search_combo'  '00dutch':18 '00mid':15 '02':28,29 '2014':27 'aafke':5B 'bed':4A 'chin':7C,8C,19,20 'dit':1A 'eur':31 'europe':17 'ind':9C,10C,21,22 'is':2A 'loc':30 'mijn':3A 'netherlands':32 'north':16 'rest':13C,14C,25,26 'romeijn':6B 'spec':11C,12C,23,24
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['all', 'photographed', 'female vocalists', 'dutch', 'singer songwriter']
                                        'tag_date'  2014
                                     'discogstags'  ['electro', 'pop']

============================== file details ==============================
                                           'mtime'  1621629235.0795567  (2021-05-21 22:33:55)
                             'size'  4168985