======================== unified (from filesystem) ========================
                                         'bitrate'  '210.925'
                                        'duration'  '486'
                                          'artist'  "Taylor's Universe"
                                     'text_people'  ''
                                         'release'  'Progsoup 46'
                                           'title'  'Track01'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['danish', 'fusion', 'jazz rock', 'progressive rock', 'avant prog']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '28'
                                      'tracktotal'  '06'
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '85.058'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'MCDI' (Music CD identifier)                        MCDI(data=b'\x00:\x01\x06\x00\x10\x01\x00\x00\x00\x00\x00\x00\x10\x02\x00\x00\x00\x8e\xa7\x00\x10\x03\x00\x00\x01\x04\x99\x00\x10\x04\x00\x00\x01n\xd4\x00\x10\x05\x00\x00\x01\xe7\x10\x00\x10\x06\x00\x00\x02iv\x00\x10\xaa\x00\x00\x02\xfd1\xff\xff')
'TALB' (Album/Movie/Show title)                     'Progsoup 46'
'TBPM' (BPM (beats per minute))                     '85.058'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '1975'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Sicherer Modus)'
'TIT2' (Title/songname/content description)         'Track01'
'TKEY' (Initial key)                                '11B'
'TLEN' (Length)                                     '486920'
'TPE1' (Lead performer(s)/Soloist(s))               "Taylor's Universe"
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '28/06'
'TSSE' (Software/Hardware and settings used for encoding)  'lame.exe -p -h -v -b 192 -V2'
'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'                                   ['danish', 'fusion', 'jazz rock', 'progressive rock', 'avant prog']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'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'                        '+0.38 dB'
'TXXX:replaygain_track_peak'                        '0.458553'

========================== row from database ==========================
                                              'id'  1521255
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 46/2633 taylor_s universe - tag attack.mp3
                                         'working'  None
                                         'bitrate'  210
                                    'duration_sec'  486
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  12839686
                                           'mtime'  1620737462
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 2633 taylor_s universe tag attack rock cppex progressive;set pl progspace
                                      'tag_artist'  Taylor's Universe
                                     'tag_release'  Progsoup 46
                                       'tag_title'  Track01
                                             'bpm'  85.058
                                    'search_title'  'track01':1
                                   'search_artist'  's':2 'taylor':1 'taylors':3 'universe':4
                                  'search_release'  '46':2 'progsoup':1
                                     'search_rest'  '2633':3 'attack':8 'classicprogpsy':1 'cppex':10 'pl':15 'progressive':11,13 'progsoup':2 'progspace':16 'rock':9 's':5 'set':12,14 'tag':7 'taylor':4 'universe':6
                                    'search_combo'  '2633':10 '46':7C 'attack':15 'classicprogpsy':8 'cppex':17 'pl':22 'progressive':18,20 'progsoup':6C,9 'progspace':23 'rock':16 's':3B,12 'set':19,21 'tag':14 'taylor':2B,11 'taylors':4B 'track01':1A 'universe':5B,13
                                    'tag_tracknum'  28
                                      'num_images'  0
                                             'key'  11B
                                           '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-4', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['danish', 'fusion', 'jazz rock', 'progressive rock', 'avant prog']
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737461.8698008  (2021-05-11 14:51:01)
                             'size'  12839686