======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '161'
                                          'artist'  'Phlogiston'
                                     'text_people'  ''
                                         'release'  'Mode 3'
                                           'title'  'Cosmic Dust'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-4', 'q-bass-4', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['8 bit', 'chiptune', '8bit', 'electronic', 'glitch']"
                                     'discogstags'  "['electronic', 'chiptune']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '6'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'electronic-we-beeps or chip or pico'
                                             'bpm'  '133.228'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:>#\x00\x00'                      PRIV(owner='AverageLevel', data=b'>#\x00\x00')
'PRIV:PeakValue:ÿ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xff\x7f\x00\x00')
'TALB' (Album/Movie/Show title)                     'Mode 3'
'TBPM' (BPM (beats per minute))                     '133.228'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-beeps or chip or pico'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'Cosmic Dust'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Phlogiston'
'TRCK' (Track number/Position in set)               '6/6'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['electronic', 'chiptune']
'TXXX:lastfmtags'                                   ['8 bit', 'chiptune', '8bit', 'electronic', 'glitch']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.86 dB'
'TXXX:replaygain_track_peak'                        '0.573272'

========================== row from database ==========================
                                              'id'  1339966
                                            'path'  /data/Music/Bulk/00poprockelectronic/8BP/Phlogiston/8bp074-06-phlogiston-cosmic_dust.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  161
                                           'genre'  electronic-we-beeps or chip or pico
                                        'filesize'  3889861
                                           'mtime'  1621705420
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 8BP 8bp074 06 phlogiston cosmic_dust electronic we beeps or chip or pico
                                      'tag_artist'  Phlogiston
                                     'tag_release'  Mode 3
                                       'tag_title'  Cosmic Dust
                                             'bpm'  133.228
                                    'search_title'  'cosmic':1 'dust':2
                                   'search_artist'  'phlogiston':1
                                  'search_release'  '3':2 'mode':1
                                     'search_rest'  '00poprockelectronic':1 '8bp':2 '8bp074':3 'beeps':9 'chip':11 'cosmic':5 'dust':6 'electronic':7 'or':10 'phlogiston':4 'pico':12 'we':8
                                    'search_combo'  '00poprockelectronic':6 '3':5C '8bp':7 '8bp074':8 'beeps':14 'chip':16 'cosmic':1A,10 'dust':2A,11 'electronic':12 'mode':4C 'or':15 'phlogiston':3B,9 'pico':17 'we':13
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-4', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['8 bit', 'chiptune', '8bit', 'electronic', 'glitch']
                                        'tag_date'  2007
                                     'discogstags'  ['electronic', 'chiptune']

============================== file details ==============================
                                           'mtime'  1621705419.8937926  (2021-05-22 19:43:39)
                             'size'  3889861