======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '812'
                                          'artist'  'Pink Floyd'
                                     'text_people'  ''
                                         'release'  'Pulse 2'
                                           'title'  'Shine on You Crazy Diamond'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-4', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['psychedelic rock', 'rock', 'progressive rock', 'psychedelic', 'classic "
 "rock']")
                                     'discogstags'  "['classic rock', 'prog rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '139.754'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Pulse 2'
'TBPM' (BPM (beats per minute))                     '139.754'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         'Shine on You Crazy Diamond'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Pink Floyd'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['classic rock', 'prog rock', 'rock']
'TXXX:lastfmtags'                                   ['psychedelic rock', 'rock', 'progressive rock', 'psychedelic', 'classic rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.76 dB'
'TXXX:replaygain_track_peak'                        '0.583833'

========================== row from database ==========================
                                              'id'  1311357
                                            'path'  /data/Music/Bulk/00poprockelectronic/album top 1000/0152 Pink Floyd - Pulse (2 cd)/01. Shine On You Crazy Diamond (Part One).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  812
                                           'genre'  rock-cppex-progressive
                                        'filesize'  32482816
                                           'mtime'  1620737826
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic album top 1000 0152 (2 cd) 01. On (Part One) rock cppex progressive
                                      'tag_artist'  Pink Floyd
                                     'tag_release'  Pulse 2
                                       'tag_title'  Shine on You Crazy Diamond
                                             'bpm'  139.754
                                    'search_title'  'crazy':4 'diamond':5 'on':2 'shine':1 'you':3
                                   'search_artist'  'floyd':2 'pink':1
                                  'search_release'  '2':2 'pulse':1
                                     'search_rest'  '00poprockelectronic':1 '01':10,11 '0152':5 '1000':4 '2':6,7 'album':2 'cd':8,9 'cppex':18 'on':12 'one':15,16 'part':13,14 'progressive':19 'rock':17 'top':3
                                    'search_combo'  '00poprockelectronic':10 '01':19,20 '0152':14 '1000':13 '2':9C,15,16 'album':11 'cd':17,18 'cppex':27 'crazy':4A 'diamond':5A 'floyd':7B 'on':2A,21 'one':24,25 'part':22,23 'pink':6B 'progressive':28 'pulse':8C 'rock':26 'shine':1A 'top':12 'you':3A
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['psychedelic rock', 'rock', 'progressive rock', 'psychedelic', 'classic rock']
                                        'tag_date'  1975
                                     'discogstags'  ['classic rock', 'prog rock', 'rock']

============================== file details ==============================
                                           'mtime'  1620737826.3988135  (2021-05-11 14:57:06)
                             'size'  32482816