======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '440'
                                          'artist'  'Duncan Mackay'
                                     'text_people'  ''
                                         'release'  'Progsoup 35'
                                           'title'  'Score'
                                           '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-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['drjazzmrfunkmusic', 'progressive rock', 'uk', 'progressive']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '42'
                                      'tracktotal'  '11'
                                            'date'  '1977'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '95.573'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Progsoup 35'
'TBPM' (BPM (beats per minute))                     '95.573'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '1977'
'TIT2' (Title/songname/content description)         'Score'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Duncan Mackay'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '42/11'
'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'                                   ['drjazzmrfunkmusic', 'progressive rock', 'uk', 'progressive']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.84 dB'
'TXXX:replaygain_track_peak'                        '0.911234'

========================== row from database ==========================
                                              'id'  1411805
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 35/2061 duncan mackay - score.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  440
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  8809179
                                           'mtime'  1620737246
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 2061 duncan mackay score rock cppex progressive;set pl progspace
                                      'tag_artist'  Duncan Mackay
                                     'tag_release'  Progsoup 35
                                       'tag_title'  Score
                                             'bpm'  95.573
                                    'search_title'  'score':1
                                   'search_artist'  'duncan':1 'mackay':2
                                  'search_release'  '35':2 'progsoup':1
                                     'search_rest'  '2061':3 'classicprogpsy':1 'cppex':8 'duncan':4 'mackay':5 'pl':13 'progressive':9,11 'progsoup':2 'progspace':14 'rock':7 'score':6 'set':10,12
                                    'search_combo'  '2061':8 '35':5C 'classicprogpsy':6 'cppex':13 'duncan':2B,9 'mackay':3B,10 'pl':18 'progressive':14,16 'progsoup':4C,7 'progspace':19 'rock':12 'score':1A,11 'set':15,17
                                    'tag_tracknum'  42
                                      '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-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['drjazzmrfunkmusic', 'progressive rock', 'uk', 'progressive']
                                        'tag_date'  1977
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737245.8594887  (2021-05-11 14:47:25)
                             'size'  8809179