======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '165'
                                          'artist'  'The Velvet Underground'
                                     'text_people'  ''
                                         'release'  'Loaded'
                                           'title'  'Who Loves The Sun'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-2']")
                                      'lastfmtags'  "['alternative', 'classic rock', 'proto punk', 'psychedelic', 'rock']"
                                     'discogstags'  "['rock', 'art rock', 'psychedelic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'rock-unsorted;rock-cppex;rock-cppex-psychedelic'
                                             'bpm'  '131.158'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'Cleaned by TuneUp!'
'COMM:ID3v1 Comment:XXX'                            'Cleaned by TuneUp!'
'COMM:iTunNORM:eng'                                 (' 000005E4 0000082F 00003D24 00003243 00022492 000220F1 00008000 00008000 '
 '00001DC0 0001CC68')
'TALB' (Album/Movie/Show title)                     'Loaded'
'TBPM' (BPM (beats per minute))                     '131.158'
'TCON' (Content type, a.k.a. Genre)                 ['rock-unsorted', 'rock-cppex', 'rock-cppex-psychedelic']
'TDRC' (Recording time)                             '1970'
'TIT2' (Title/songname/content description)         'Who Loves The Sun'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Velvet Underground'
'TRCK' (Track number/Position in set)               '01'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'art rock', 'psychedelic rock']
'TXXX:lastfmtags'                                   ['alternative', 'classic rock', 'proto punk', 'psychedelic', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.72 dB'
'TXXX:replaygain_track_peak'                        '0.610836'

========================== row from database ==========================
                                              'id'  1305665
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/01 - the velvet underground - who loves the sun.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  165
                                           'genre'  rock-unsorted;rock-cppex;rock-cppex-psychedelic
                                        'filesize'  6764390
                                           'mtime'  1636038798
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 01 the velvet underground who loves the sun rock unsorted;rock cppex;rock cppex psychedelic
                                      'tag_artist'  The Velvet Underground
                                     'tag_release'  Loaded
                                       'tag_title'  Who Loves The Sun
                                             'bpm'  131.158
                                    'search_title'  'loves':2 'sun':4 'the':3 'who':1
                                   'search_artist'  'the':1 'underground':3 'velvet':2
                                  'search_release'  'loaded':1
                                     'search_rest'  '00poprockelectronic':1 'cppex':18,20,22 'files':5,6 'loose':3,4 'loves':11 'psychedelic':23 'rock':13,15,17,19,21 'sun':12 'the':7 'underground':9 'unsorted':2,14,16 'velvet':8 'who':10
                                    'search_combo'  '00poprockelectronic':9 'cppex':26,28,30 'files':13,14 'loaded':8C 'loose':11,12 'loves':2A,19 'psychedelic':31 'rock':21,23,25,27,29 'sun':4A,20 'the':3A,5B,15 'underground':7B,17 'unsorted':10,22,24 'velvet':6B,16 'who':1A,18
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['alternative', 'classic rock', 'proto punk', 'psychedelic', 'rock']
                                        'tag_date'  1970
                                     'discogstags'  ['rock', 'art rock', 'psychedelic rock']

============================== file details ==============================
                                           'mtime'  1636038797.6050622  (2021-11-04 16:13:17)
                             'size'  6764390