======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '106'
                                          'artist'  'The Polyphonic Spree'
                                     'text_people'  ''
                                         'release'  'The Beginning Stages Of'
                                           'title'  'A Long Day'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'indie pop', 'alternative', 'pop', 'happy']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '14'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie;ifs-songwriter-indie-pop'
                                             'bpm'  '125.4'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 000001EB 000001ED 000009D3 000009A4 0000C37E 0000C37E 00004746 000049DF '
 '0000C350 0000C350')
'TALB' (Album/Movie/Show title)                     'The Beginning Stages Of'
'TBPM' (BPM (beats per minute))                     '125.4'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter-indie', 'ifs-songwriter-indie-pop']
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'A Long Day'
'TKEY' (Initial key)                                '8A'
'TLEN' (Length)                                     '106657'
'TPE1' (Lead performer(s)/Soloist(s))               'The Polyphonic Spree'
'TRCK' (Track number/Position in set)               '10/14'
'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'                                  'rock'
'TXXX:lastfmtags'                                   ['indie', 'indie pop', 'alternative', 'pop', 'happy']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.36 dB'
'TXXX:replaygain_track_peak'                        '0.749314'

========================== row from database ==========================
                                              'id'  1373125
                                            'path'  /data/Music/Bulk/00poprockelectronic/The Beginning Stages Of/10 A Long Day.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  106
                                           'genre'  ifs-songwriter-indie;ifs-songwriter-indie-pop
                                        'filesize'  1717888
                                           'mtime'  1621786525
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 10 ifs songwriter indie;ifs songwriter indie pop
                                      'tag_artist'  The Polyphonic Spree
                                     'tag_release'  The Beginning Stages Of
                                       'tag_title'  A Long Day
                                             'bpm'  125.4
                                    'search_title'  'a':1 'day':3 'long':2
                                   'search_artist'  'polyphonic':2 'spree':3 'the':1
                                  'search_release'  'beginning':2 'of':4 'stages':3 'the':1
                                     'search_rest'  '00poprockelectronic':1 'ifs':2,5,7 'indie':4,6,8 'pop':9 'songwriter':3
                                    'search_combo'  '00poprockelectronic':11 'a':1A 'beginning':8C 'day':3A 'ifs':12,15,17 'indie':14,16,18 'long':2A 'of':10C 'polyphonic':5B 'pop':19 'songwriter':13 'spree':6B 'stages':9C 'the':4B,7C
                                    'tag_tracknum'  10
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'indie pop', 'alternative', 'pop', 'happy']
                                        'tag_date'  2003
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1621786525.167522  (2021-05-23 18:15:25)
                             'size'  1717888