======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '52'
                                          'artist'  'Band of Horses'
                                     'text_people'  ''
                                         'release'  'Cease To Begin'
                                           'title'  'Islands on the Coast'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'alternative', 'alt country', 'indie rock', 'rock']"
                                     'discogstags'  "['indie rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '10'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '133.933'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 00001542 00001319 0000A165 000090CA 0000893E 00008958 00006B84 00006B60 '
 '00003768 00008B2F')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000AB0 0000000000237540 00000000 00100A1F 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            '8908410A+158660+10+150+13825+33217+49605+65107+85406+99572+103524+119687+140498'
'TALB' (Album/Movie/Show title)                     'Cease To Begin'
'TBPM' (BPM (beats per minute))                     '133.933'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDRC' (Recording time)                             '2007'
'TENC' (Encoded by)                                 'iTunes v7.3.1.3'
'TIT2' (Title/songname/content description)         'Islands on the Coast'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Band of Horses'
'TRCK' (Track number/Position in set)               '7/10'
'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'                                  ['indie rock', 'rock']
'TXXX:lastfmtags'                                   ['indie', 'alternative', 'alt country', 'indie rock', 'rock']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.04 dB'
'TXXX:replaygain_track_peak'                        '0.353678'

========================== row from database ==========================
                                              'id'  1268407
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Band Of Horses/Cease To Begin/07 islands on the coast.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  52
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  1057546
                                           'mtime'  1638554895
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos Of 07 islands coast ifs songwriter indie rock
                                      'tag_artist'  Band of Horses
                                     'tag_release'  Cease To Begin
                                       'tag_title'  Islands on the Coast
                                             'bpm'  133.933
                                    'search_title'  'coast':4 'islands':1 'on':2 'the':3
                                   'search_artist'  'band':1 'horses':3 'of':2
                                  'search_release'  'begin':3 'cease':1 'to':2
                                     'search_rest'  '00singer':1 'coast':6 'eos':3 'ifs':7 'indie':8 'islands':5 'of':4 'rock':9 'songwriter':2
                                    'search_combo'  '00singer':11 'band':5B 'begin':10C 'cease':8C 'coast':4A,16 'eos':13 'horses':7B 'ifs':17 'indie':18 'islands':1A,15 'of':6B,14 'on':2A 'rock':19 'songwriter':12 'the':3A 'to':9C
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-4', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative', 'alt country', 'indie rock', 'rock']
                                        'tag_date'  2007
                                     'discogstags'  ['indie rock', 'rock']

============================== file details ==============================
                                           'mtime'  1638554895.2367969  (2021-12-03 19:08:15)
                             'size'  1057546