======================== unified (from filesystem) ========================
                                         'bitrate'  '191.356'
                                        'duration'  '229'
                                          'artist'  'Desert Planet'
                                     'text_people'  ''
                                         'release'  'Asteroid Hopper'
                                           'title'  'Salsa Kong'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-4', 'q-bass-4', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['8 bit', 'bitpop', 'electronic', 'finnish', 'chiptune']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'electronic-we-beeps or chip or pico'
                                             'bpm'  '133.140'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Asteroid Hopper'
'TBPM' (BPM (beats per minute))                     '133.140'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-beeps or chip or pico'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Salsa Kong'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Desert Planet'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['8 bit', 'bitpop', 'electronic', 'finnish', 'chiptune']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'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'                        '+0.07 dB'
'TXXX:replaygain_track_peak'                        '0.531055'

========================== row from database ==========================
                                              'id'  1336079
                                            'path'  /data/Music/Bulk/00poprockelectronic/00beepy/Desert Planet/DesertPlanet.com - Asteroid Hopper/10 - Desertplanet.com - Salsa Kong.mp3
                                         'working'  None
                                         'bitrate'  191
                                    'duration_sec'  229
                                           'genre'  electronic-we-beeps or chip or pico
                                        'filesize'  5491729
                                           'mtime'  1621692659
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00beepy DesertPlanet.com 10 Desertplanet.com electronic we beeps or chip or pico
                                      'tag_artist'  Desert Planet
                                     'tag_release'  Asteroid Hopper
                                       'tag_title'  Salsa Kong
                                             'bpm'  133.14
                                    'search_title'  'kong':2 'salsa':1
                                   'search_artist'  'desert':1 'planet':2
                                  'search_release'  'asteroid':1 'hopper':2
                                     'search_rest'  '00beepy':2 '00poprockelectronic':1 'beeps':8 'chip':10 'com':4,14 'desert':12 'desertplanet':3 'desertplanetcom':5 'electronic':6 'or':9 'pico':11 'planet':13 'planetcom':15 'we':7
                                    'search_combo'  '00beepy':8 '00poprockelectronic':7 'asteroid':5C 'beeps':14 'chip':16 'com':10,20 'desert':3B,18 'desertplanet':9 'desertplanetcom':11 'electronic':12 'hopper':6C 'kong':2A 'or':15 'pico':17 'planet':4B,19 'planetcom':21 'salsa':1A 'we':13
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-4', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['8 bit', 'bitpop', 'electronic', 'finnish', 'chiptune']
                                        'tag_date'  2001
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621692658.8342943  (2021-05-22 16:10:58)
                             'size'  5491729