======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '280'
                                          'artist'  'The Polyphonic Spree'
                                     'text_people'  ''
                                         'release'  'The Beginning Stages Of'
                                           'title'  'Have A Day - Celebratory'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'indie pop', 'alternative', 'pop', 'happy']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '14'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-pop'
                                             'bpm'  '128.7'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 00001305 0000150B 000070BA 0000611B 0001D505 00035B77 00008000 00008000 '
 '000186CE 00024A07')
'TALB' (Album/Movie/Show title)                     'The Beginning Stages Of'
'TBPM' (BPM (beats per minute))                     '128.7'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-pop'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Have A Day - Celebratory'
'TKEY' (Initial key)                                '7B'
'TLEN' (Length)                                     '280999'
'TPE1' (Lead performer(s)/Soloist(s))               'The Polyphonic Spree'
'TRCK' (Track number/Position in set)               '1/14'
'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'                                       '3'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.35 dB'
'TXXX:replaygain_track_peak'                        '0.371219'

========================== row from database ==========================
                                              'id'  1367219
                                            'path'  /data/Music/Bulk/00poprockelectronic/The Beginning Stages Of/01 Have A Day - Celebratory.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  280
                                           'genre'  ifs-songwriter-indie-pop
                                        'filesize'  4507361
                                           'mtime'  1621786524
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 01 ifs songwriter indie pop
                                      'tag_artist'  The Polyphonic Spree
                                     'tag_release'  The Beginning Stages Of
                                       'tag_title'  Have A Day - Celebratory
                                             'bpm'  128.7
                                    'search_title'  'a':2 'celebratory':4 'day':3 'have':1
                                   'search_artist'  'polyphonic':2 'spree':3 'the':1
                                  'search_release'  'beginning':2 'of':4 'stages':3 'the':1
                                     'search_rest'  '00poprockelectronic':1 'ifs':2 'indie':4 'pop':5 'songwriter':3
                                    'search_combo'  '00poprockelectronic':12 'a':2A 'beginning':9C 'celebratory':4A 'day':3A 'have':1A 'ifs':13 'indie':15 'of':11C 'polyphonic':6B 'pop':16 'songwriter':14 'spree':7B 'stages':10C 'the':5B,8C
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-3', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'indie pop', 'alternative', 'pop', 'happy']
                                        'tag_date'  2003
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1621786524.3326087  (2021-05-23 18:15:24)
                             'size'  4507361