======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '223'
                                          'artist'  'Happy Rhodes'
                                     'text_people'  ''
                                         'release'  'RhodeSongs'
                                           'title'  'Because I Learn'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['alternative', 'ecto', 'female vocalists', 'female', 'singer songwriter']"
                                     'discogstags'  "['rock', 'acoustic', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '1993'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-pop'
                                             'bpm'  '137.571'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'POPM:\x01ÿþ3'                                      POPM(email='\x01ÿþ3', rating=0, count=0)
'TALB' (Album/Movie/Show title)                     'RhodeSongs'
'TBPM' (BPM (beats per minute))                     '137.571'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-pop'
'TDRC' (Recording time)                             '1993'
'TIT2' (Title/songname/content description)         'Because I Learn'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Happy Rhodes'
'TPE2' (Band/orchestra/accompaniment)               'Happy Rhodes'
'TRCK' (Track number/Position in set)               '7'
'TXXX:FMPS_Rating'                                  '0.4'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'acoustic', 'indie rock']
'TXXX:lastfmtags'                                   ['alternative', 'ecto', 'female vocalists', 'female', 'singer songwriter']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.38 dB'
'TXXX:replaygain_track_peak'                        '0.640895'

========================== row from database ==========================
                                              'id'  1306336
                                            'path'  /data/Music/Bulk/00poprockelectronic/Happy Rhodes/07 Because I Learn [Rearmament].mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  223
                                           'genre'  ifs-songwriter-pop
                                        'filesize'  4477811
                                           'mtime'  1642256422
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 07 [Rearmament] ifs songwriter pop
                                      'tag_artist'  Happy Rhodes
                                     'tag_release'  RhodeSongs
                                       'tag_title'  Because I Learn
                                             'bpm'  137.571
                                    'search_title'  'because':1 'i':2 'learn':3
                                   'search_artist'  'happy':1 'rhodes':2
                                  'search_release'  'rhode':2 'rhodesongs':1 'songs':3
                                     'search_rest'  '00poprockelectronic':1 'ifs':4 'pop':6 'rearmament':2,3 'songwriter':5
                                    'search_combo'  '00poprockelectronic':9 'because':1A 'happy':4B 'i':2A 'ifs':12 'learn':3A 'pop':14 'rearmament':10,11 'rhode':7C 'rhodes':5B 'rhodesongs':6C 'songs':8C 'songwriter':13
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']
                                      'lastfmtags'  ['alternative', 'ecto', 'female vocalists', 'female', 'singer songwriter']
                                        'tag_date'  1993
                                     'discogstags'  ['rock', 'acoustic', 'indie rock']

============================== file details ==============================
                                           'mtime'  1642256421.5557022  (2022-01-15 15:20:21)
                             'size'  4477811