======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '394'
                                          'artist'  'Eloy'
                                     'text_people'  ''
                                         'release'  'progsoup 59'
                                           'title'  '6. The Bells of Notre Dame'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['psychedelic rock', 'rock', 'space rock', 'progressive rock', 'krautrock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '29'
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '142.708'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'progsoup 59'
'TBPM' (BPM (beats per minute))                     '142.708'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         '6. The Bells of Notre Dame'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Eloy'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '29'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['psychedelic rock', 'rock', 'space rock', 'progressive rock', 'krautrock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.14 dB'
'TXXX:replaygain_track_peak'                        '0.602692'

========================== row from database ==========================
                                              'id'  1413704
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 59/3308 eloy - the bells of notre dame.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  394
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  15789952
                                           'mtime'  1620737611
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP 3308 eloy the bells notre dame rock cppex progressive;set pl progspace
                                      'tag_artist'  Eloy
                                     'tag_release'  progsoup 59
                                       'tag_title'  6. The Bells of Notre Dame
                                             'bpm'  142.708
                                    'search_title'  '6':1,2 'bells':4 'dame':7 'notre':6 'of':5 'the':3
                                   'search_artist'  'eloy':1
                                  'search_release'  '59':2 'progsoup':1
                                     'search_rest'  '3308':3 'bells':6 'classicprogpsy':1 'cppex':10 'dame':8 'eloy':4 'notre':7 'pl':15 'progressive':11,13 'progsoup':2 'progspace':16 'rock':9 'set':12,14 'the':5
                                    'search_combo'  '3308':13 '59':10C '6':1A,2A 'bells':4A,16 'classicprogpsy':11 'cppex':20 'dame':7A,18 'eloy':8B,14 'notre':6A,17 'of':5A 'pl':25 'progressive':21,23 'progsoup':9C,12 'progspace':26 'rock':19 'set':22,24 'the':3A,15
                                    'tag_tracknum'  29
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['psychedelic rock', 'rock', 'space rock', 'progressive rock', 'krautrock']
                                        'tag_date'  1975
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620737610.713431  (2021-05-11 14:53:30)
                             'size'  15789952