======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '384'
                                          'artist'  '7 For 4'
                                     'text_people'  ''
                                         'release'  'progsoup 13'
                                           'title'  'Spiral Dance'
                                           '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'  "['progressive rock', 'fusion', 'progressive metal', 'instrumental', 'jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '104.768'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'progsoup 13'
'TBPM' (BPM (beats per minute))                     '104.768'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '2008'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Secure mode)'
'TIT2' (Title/songname/content description)         'Spiral Dance'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               '7 For 4'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '4'
'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'                                   ['progressive rock', 'fusion', 'progressive metal', 'instrumental', 'jazz']
'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'                        '-0.17 dB'
'TXXX:replaygain_track_peak'                        '0.475075'
'TXXX:tracknum'                                     '716'

========================== row from database ==========================
                                              'id'  1411575
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 13/716 7 for 4 - diffusion - 07 - spiral dance.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  384
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  12302314
                                           'mtime'  1620736321
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP 716 for diffusion 07 spiral dance rock cppex progressive;set pl progspace
                                      'tag_artist'  7 For 4
                                     'tag_release'  progsoup 13
                                       'tag_title'  Spiral Dance
                                             'bpm'  104.768
                                    'search_title'  'dance':2 'spiral':1
                                   'search_artist'  '4':3 '7':1 'for':2
                                  'search_release'  'progsoup':1
                                     'search_rest'  '716':3 'classicprogpsy':1 'cppex':9 'dance':7 'diffusion':5 'for':4 'pl':14 'progressive':10,12 'progsoup':2 'progspace':15 'rock':8 'set':11,13 'spiral':6
                                    'search_combo'  '4':5B '7':3B '716':9 'classicprogpsy':7 'cppex':15 'dance':2A,13 'diffusion':11 'for':4B,10 'pl':20 'progressive':16,18 'progsoup':6C,8 'progspace':21 'rock':14 'set':17,19 'spiral':1A,12
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  10A
                                           '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'  ['progressive rock', 'fusion', 'progressive metal', 'instrumental', 'jazz']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736321.0606148  (2021-05-11 14:32:01)
                             'size'  12302314