======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '377'
                                          'artist'  'the family'
                                     'text_people'  ''
                                         'release'  'Progsoup 34'
                                           'title'  '  peace of mind-voyage'
                                           '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-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['funk', '80s', 'prince', 'soul', 'minneapolis funk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '24'
                                      'tracktotal'  ''
                                            'date'  '1968'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '129.315'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Progsoup 34'
'TBPM' (BPM (beats per minute))                     '129.315'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '1968'
'TIT2' (Title/songname/content description)         '  peace of mind-voyage'
'TKEY' (Initial key)                                '12A'
'TPE1' (Lead performer(s)/Soloist(s))               'the family'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '24'
'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:lastfmtags'                                   ['funk', '80s', 'prince', 'soul', 'minneapolis funk']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.50 dB'
'TXXX:replaygain_track_peak'                        '0.566903'

========================== row from database ==========================
                                              'id'  1410549
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 34 (sixties prog)/1980 the family -  peace of mind-voyage.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  377
                                           'genre'  rock-cppex-progressive
                                        'filesize'  15091418
                                           'mtime'  1620737215
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup (sixties prog) 1980 rock cppex progressive
                                      'tag_artist'  the family
                                     'tag_release'  Progsoup 34
                                       'tag_title'    peace of mind-voyage
                                             'bpm'  129.315
                                    'search_title'  'mind':3 'mindvoyage':5 'of':2 'peace':1 'voyage':4
                                   'search_artist'  'family':2 'the':1
                                  'search_release'  '34':2 'progsoup':1
                                     'search_rest'  '1980':7 'classicprogpsy':1 'cppex':9 'prog':5,6 'progressive':10 'progsoup':2 'rock':8 'sixties':3,4
                                    'search_combo'  '1980':16 '34':9C 'classicprogpsy':10 'cppex':18 'family':7B 'mind':3A 'mindvoyage':5A 'of':2A 'peace':1A 'prog':14,15 'progressive':19 'progsoup':8C,11 'rock':17 'sixties':12,13 'the':6B 'voyage':4A
                                    'tag_tracknum'  24
                                      'num_images'  0
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['funk', '80s', 'prince', 'soul', 'minneapolis funk']
                                        'tag_date'  1968
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737215.378312  (2021-05-11 14:46:55)
                             'size'  15091418