======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '268'
                                          'artist'  'Boom Boom Satellites'
                                     'text_people'  ''
                                         'release'  'EXPOSED'
                                           'title'  'What Goes Round Comes Around'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['techno', 'electronic', 'japanese', 'j rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '12'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jrock'
                                             'bpm'  '135.910'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=255, count=0)
'TALB' (Album/Movie/Show title)                     'EXPOSED'
'TBPM' (BPM (beats per minute))                     '135.910'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jrock']
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'What Goes Round Comes Around'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Boom Boom Satellites'
'TPE2' (Band/orchestra/accompaniment)               'Boom Boom Satellites'
'TRCK' (Track number/Position in set)               '2/12'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['techno', 'electronic', 'japanese', 'j rock', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'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'                        '-1.37 dB'
'TXXX:replaygain_track_peak'                        '0.320792'

========================== row from database ==========================
                                              'id'  1346950
                                            'path'  /data/Music/Bulk/00poprockelectronic/Boom Boom Satellites/Boom Boom Satellites - 02 - What Goes Round Comes Around.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  268
                                           'genre'  loc-asia-japan;loc-asia-japan-jrock
                                        'filesize'  10760684
                                           'mtime'  1622821898
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 02 loc asia japan;loc asia japan jrock
                                      'tag_artist'  Boom Boom Satellites
                                     'tag_release'  EXPOSED
                                       'tag_title'  What Goes Round Comes Around
                                             'bpm'  135.91
                                    'search_title'  'around':5 'comes':4 'goes':2 'round':3 'what':1
                                   'search_artist'  'boom':1 'satellites':2
                                  'search_release'  'exposed':1
                                     'search_rest'  '00poprockelectronic':1 'asia':3 'japan':4,6,8 'jrock':9 'loc':2,5,7
                                    'search_combo'  '00poprockelectronic':9 'around':5A 'asia':11 'boom':6B 'comes':4A 'exposed':8C 'goes':2A 'japan':12,14,16 'jrock':17 'loc':10,13,15 'round':3A 'satellites':7B 'what':1A
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['techno', 'electronic', 'japanese', 'j rock', 'rock']
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622821897.500967  (2021-06-04 17:51:37)
                             'size'  10760684