======================== unified (from filesystem) ========================
                                         'bitrate'  '227.119'
                                        'duration'  '177'
                                          'artist'  'Arctic Monkeys'
                                     'text_people'  ''
                                         'release'  "Whatever People Say I Am, That's What I'm Not"
                                           'title'  'Fake Tales of San Francisco'
                                           '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-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['indie', 'alternative', 'british', 'indie rock', 'rock']"
                                     'discogstags'  "['rock', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '13'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted'
                                             'bpm'  '127.124'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     "Whatever People Say I Am, That's What I'm Not"
'TBPM' (BPM (beats per minute))                     '127.124'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-unsorted'
'TDOR' (Original release time)                      '2006'
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Secure mode)'
'TIT2' (Title/songname/content description)         'Fake Tales of San Francisco'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Arctic Monkeys'
'TRCK' (Track number/Position in set)               '3/13'
'TXXX:MusicBrainz Album Id'                         'fd3b81d6-a4d0-4cea-8421-e462b10cf465'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'ada7a83c-e3e1-40f1-93f9-3e73dbc9298a'
'TXXX:MusicBrainz TRM Id'                           '21e71558-afb0-4a76-a9ed-71d199a034ea'
'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', 'indie rock']
'TXXX:lastfmtags'                                   ['indie', 'alternative', 'british', 'indie rock', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'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'                        '-0.88 dB'
'TXXX:replaygain_track_peak'                        '0.393030'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'251c24cc-eb0f-4a17-a5dd-88e0008536d6')

========================== row from database ==========================
                                              'id'  1530342
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Arctic Monkeys/Whatever People Say I Am, That_s What I_m Not/03 - fake tales of san francisco.mp3
                                         'working'  None
                                         'bitrate'  227
                                    'duration_sec'  177
                                           'genre'  ifs-songwriter-indie-unsorted
                                        'filesize'  5338076
                                           'mtime'  1638554788
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos That_s I_m 03 fake tales san francisco ifs songwriter indie unsorted
                                      'tag_artist'  Arctic Monkeys
                                     'tag_release'  Whatever People Say I Am, That's What I'm Not
                                       'tag_title'  Fake Tales of San Francisco
                                             'bpm'  127.124
                                    'search_title'  'fake':1 'francisco':5 'of':3 'san':4 'tales':2
                                   'search_artist'  'arctic':1 'monkeys':2
                                  'search_release'  'am':5,6 'i':4,11 'im':13 'm':12 'not':14 'people':2 's':8 'say':3 'that':7 'thats':9 'what':10 'whatever':1
                                     'search_rest'  '00singer':1 'eos':3 'fake':8 'francisco':11 'i':6 'ifs':12 'indie':13 'm':7 's':5 'san':10 'songwriter':2 'tales':9 'that':4 'unsorted':14
                                    'search_combo'  '00singer':22 'am':12C,13C 'arctic':6B 'eos':24 'fake':1A,29 'francisco':5A,32 'i':11C,18C,27 'ifs':33 'im':20C 'indie':34 'm':19C,28 'monkeys':7B 'not':21C 'of':3A 'people':9C 's':15C,26 'san':4A,31 'say':10C 'songwriter':23 'tales':2A,30 'that':14C,25 'thats':16C 'unsorted':35 'what':17C 'whatever':8C
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative', 'british', 'indie rock', 'rock']
                                        'tag_date'  2006
                                     'discogstags'  ['rock', 'indie rock']

============================== file details ==============================
                                           'mtime'  1638554788.4248629  (2021-12-03 19:06:28)
                             'size'  5338076