======================== unified (from filesystem) ========================
                                         'bitrate'  '182.684'
                                        'duration'  '214'
                                          'artist'  'Robert Millis'
                                     'text_people'  ''
                                         'release'  'Shirley & Spinoza'
                                           'title'  'Small Ensemble - Myanmar'
                                           'quals'  ("['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', "
 "'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']")
                                      'lastfmtags'  ("['phonography', 'sublime frequencies', 'field recording', 'american', "
 "'acoustic', 'electronic']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '02'
                                      'tracktotal'  '21'
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '131.755'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Shirley & Spinoza'
'TBPM' (BPM (beats per minute))                     '131.755'
'TCON' (Content type, a.k.a. Genre)                 ['set-pl-shirleyspinoza', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Small Ensemble - Myanmar'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Robert Millis'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '02/21'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['phonography',
 'sublime frequencies',
 'field recording',
 'american',
 'acoustic',
 'electronic']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.14 dB'
'TXXX:replaygain_track_peak'                        '0.282187'

========================== row from database ==========================
                                              'id'  949032
                                            'path'  /data/Music/Bulk/sns/Robert Millis - Small Ensemble - Myanmar.mp3
                                         'working'  None
                                         'bitrate'  182
                                    'duration_sec'  214
                                           'genre'  set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  4973852
                                           'mtime'  1621474611
                                   'redo_metaread'  0
                                        'rest_str'   sns set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Robert Millis
                                     'tag_release'  Shirley & Spinoza
                                       'tag_title'  Small Ensemble - Myanmar
                                             'bpm'  131.755
                                    'search_title'  'ensemble':2 'myanmar':3 'small':1
                                   'search_artist'  'millis':2 'robert':1
                                  'search_release'  'shirley':1 'spinoza':2
                                     'search_rest'  'mor':8 'pl':3 'set':2,5,7 'shirleyspinoza':4,6 'sns':1
                                    'search_combo'  'ensemble':2A 'millis':5B 'mor':15 'myanmar':3A 'pl':10 'robert':4B 'set':9,12,14 'shirley':6C 'shirleyspinoza':11,13 'small':1A 'sns':8 'spinoza':7C
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-4', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['phonography', 'sublime frequencies', 'field recording', 'american', 'acoustic', 'electronic']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621474611.2065916  (2021-05-20 03:36:51)
                             'size'  4973852