======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '236'
                                          'artist'  'Sleepingdog'
                                     'text_people'  ''
                                         'release'  'With Our Heads in the Clouds and Our Hearts in the Fields'
                                           'title'  'He Loved to See the World Through His Camera'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', '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-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'dreampop', 'female vocalists', 'piano', 'singer songwriter']"
                                     'discogstags'  "['folk, world, & country']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'electronic-shoegaze or dreampop'
                                             'bpm'  '130.063'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'APIC:cover'                                        type PictureType.COVER_FRONT (Cover (front)) b'cover'
                                     
'COMM:ID3v1 Comment:XXX'                            ' 000003B4 000003E6 00001600'
'COMM:iTunNORM:eng'                                 (' 000003B4 000003E6 00001600 0000183E 0002CB48 0002DD55 00008000 00008000 '
 '00023EC8 000168B9')
'TALB' (Album/Movie/Show title)                     'With Our Heads in the Clouds and Our Hearts in the Fields'
'TBPM' (BPM (beats per minute))                     '130.063'
'TCON' (Content type, a.k.a. Genre)                 'electronic-shoegaze or dreampop'
'TDRC' (Recording time)                             '2011'
'TIT2' (Title/songname/content description)         'He Loved to See the World Through His Camera'
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'Sleepingdog'
'TRCK' (Track number/Position in set)               '5'
'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'                                  'folk, world, & country'
'TXXX:lastfmtags'                                   ['indie', 'dreampop', 'female vocalists', 'piano', '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'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.85 dB'
'TXXX:replaygain_track_peak'                        '0.599462'

========================== row from database ==========================
                                              'id'  1310052
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/Sleepingdog/Sleepingdog/With Our Heads in the Clouds and Our Hearts in the Fields/05 He Loved to See the World Through His Camera.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  236
                                           'genre'  electronic-shoegaze or dreampop
                                        'filesize'  9700508
                                           'mtime'  1636910067
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock 05 electronic shoegaze dreampop
                                      'tag_artist'  Sleepingdog
                                     'tag_release'  With Our Heads in the Clouds and Our Hearts in the Fields
                                       'tag_title'  He Loved to See the World Through His Camera
                                             'bpm'  130.063
                                    'search_title'  'camera':9 'he':1 'his':8 'loved':2 'see':4 'the':5 'through':7 'to':3 'world':6
                                   'search_artist'  'sleepingdog':1
                                  'search_release'  'and':7 'clouds':6 'fields':9 'heads':3 'hearts':8 'in':4 'our':2 'the':5 'with':1
                                     'search_rest'  '00poprockelectronic':1 'dreampop':6 'electronic':4 'indierock':3 'poprock':2 'shoegaze':5
                                    'search_combo'  '00poprockelectronic':20 'and':17C 'camera':9A 'clouds':16C 'dreampop':25 'electronic':23 'fields':19C 'he':1A 'heads':13C 'hearts':18C 'his':8A 'in':14C 'indierock':22 'loved':2A 'our':12C 'poprock':21 'see':4A 'shoegaze':24 'sleepingdog':10B 'the':5A,15C 'through':7A 'to':3A 'with':11C 'world':6A
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-1', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'dreampop', 'female vocalists', 'piano', 'singer songwriter']
                                        'tag_date'  2011
                                     'discogstags'  ['folk, world, & country']

============================== file details ==============================
                                           'mtime'  1636910067.2693465  (2021-11-14 18:14:27)
                             'size'  9700508