======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '222'
                                          'artist'  'Carola'
                                     'text_people'  ''
                                         'release'  'kerst'
                                           'title'  "Mary's Boychild"
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['swedish', 'christian', 'female vocalists', 'pop', 'eurovision', 'christmas']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '95.483'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'kerst'
'TBPM' (BPM (beats per minute))                     '95.483'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         "Mary's Boychild"
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Carola'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'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:lastfmtags'                                   ['swedish', 'christian', 'female vocalists', 'pop', 'eurovision', 'christmas']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'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'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.86 dB'
'TXXX:replaygain_track_peak'                        '0.484767'

========================== row from database ==========================
                                              'id'  1499937
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/00dutch/Carola - mary_s boychild.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  222
                                           'genre'  
                                        'filesize'  3557221
                                           'mtime'  1678553565
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe 00dutch mary_s boychild
                                      'tag_artist'  Carola
                                     'tag_release'  kerst
                                       'tag_title'  Mary's Boychild
                                             'bpm'  95.483
                                    'search_title'  'boychild':4 'mary':1 'marys':3 's':2
                                   'search_artist'  'carola':1
                                  'search_release'  'kerst':1
                                     'search_rest'  '00dutch':4 '00mid':1 'boychild':7 'europe':3 'mary':5 'north':2 's':6
                                    'search_combo'  '00dutch':10 '00mid':7 'boychild':4A,13 'carola':5B 'europe':9 'kerst':6C 'mary':1A,11 'marys':3A 'north':8 's':2A,12
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HAP-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  ['swedish', 'christian', 'female vocalists', 'pop', 'eurovision', 'christmas']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678553564.6039932  (2023-03-11 17:52:44)
                             'size'  3557221