======================== unified (from filesystem) ========================
                                         'bitrate'  '266.793'
                                        'duration'  '185'
                                          'artist'  'Q And Not U'
                                     'text_people'  ''
                                         'release'  'No Kill No Beep Beep'
                                           'title'  'A Line in the Sand'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'post hardcore', 'real post hardcore', 'post punk', 'indie rock']"
                                     'discogstags'  "['rock', 'math rock', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  '11'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock;set-pl-sced'
                                             'bpm'  '135.4'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 00000B28 00000FC7 000022BA 000028F6 00009A1D 0001A956 000079EA 00007DD2 '
 '00021EB7 0001CDCF')
'TALB' (Album/Movie/Show title)                     'No Kill No Beep Beep'
'TBPM' (BPM (beats per minute))                     '135.4'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter-indie-rock', 'set-pl-sced']
'TDRC' (Recording time)                             '2000'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Secure mode)'
'TIT2' (Title/songname/content description)         'A Line in the Sand'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Q And Not U'
'TPE2' (Band/orchestra/accompaniment)               'Q And Not U'
'TRCK' (Track number/Position in set)               '01/11'
'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', 'math rock', 'indie rock']
'TXXX:lastfmtags'                                   ['indie', 'post hardcore', 'real post hardcore', 'post punk', 'indie rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'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'                        '-0.36 dB'
'TXXX:replaygain_track_peak'                        '0.515050'

========================== row from database ==========================
                                              'id'  1304307
                                            'path'  /data/Music/Bulk/00poprockelectronic/Q And Not U/[2000] No Kill No Beep Beep/01 A Line in the Sand.mp3
                                         'working'  None
                                         'bitrate'  266
                                    'duration_sec'  185
                                           'genre'  ifs-songwriter-indie-rock;set-pl-sced
                                        'filesize'  6260749
                                           'mtime'  1636403631
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic [2000] 01 ifs songwriter indie rock;set pl sced
                                      'tag_artist'  Q And Not U
                                     'tag_release'  No Kill No Beep Beep
                                       'tag_title'  A Line in the Sand
                                             'bpm'  135.4
                                    'search_title'  'a':1 'in':3 'line':2 'sand':5 'the':4
                                   'search_artist'  'and':2 'not':3 'q':1 'u':4
                                  'search_release'  'beep':3 'kill':2 'no':1
                                     'search_rest'  '00poprockelectronic':1 '2000':2,3 'ifs':4 'indie':6 'pl':11 'rock':7,9 'sced':12 'set':8,10 'songwriter':5
                                    'search_combo'  '00poprockelectronic':13 '2000':14,15 'a':1A 'and':7B 'beep':12C 'ifs':16 'in':3A 'indie':18 'kill':11C 'line':2A 'no':10C 'not':8B 'pl':23 'q':6B 'rock':19,21 'sand':5A 'sced':24 'set':20,22 'songwriter':17 'the':4A 'u':9B
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  10A
                                           '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-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'post hardcore', 'real post hardcore', 'post punk', 'indie rock']
                                        'tag_date'  2000
                                     'discogstags'  ['rock', 'math rock', 'indie rock']

============================== file details ==============================
                                           'mtime'  1636403631.167357  (2021-11-08 21:33:51)
                             'size'  6260749