======================== unified (from filesystem) ========================
                                         'bitrate'  '215.193'
                                        'duration'  '164'
                                          'artist'  'Dark Dark Dark'
                                     'text_people'  ''
                                         'release'  'Wild Go'
                                           'title'  'Nobody Knows'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'Q-PLAY-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-2', 'q-vocals-4', 'q-mixbeat-1', "
 "'Q-PIANO-2']")
                                      'lastfmtags'  "['indie', 'indie gypsy folk', 'new weird america', 'folk', 'gypsy']"
                                     'discogstags'  "['rock', 'folk, world, & country', 'alternative rock', 'acoustic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '10'
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-folk'
                                             'bpm'  '121.119'
                                             'key'  '9A'
                                        'acoustid'  'd167d70e-c30f-4336-a6be-383535187a4a'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Wild Go'
'TBPM' (BPM (beats per minute))                     '121.119'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-folk'
'TDOR' (Original release time)                      '2010'
'TDRC' (Recording time)                             '2011-04-25'
'TIT2' (Title/songname/content description)         'Nobody Knows'
'TKEY' (Initial key)                                '9A'
'TLEN' (Length)                                     '164840'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Dark Dark Dark'
'TPE2' (Band/orchestra/accompaniment)               'Dark Dark Dark'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Melodic'
'TRCK' (Track number/Position in set)               '5/10'
'TSO2'                                              'Dark Dark Dark'
'TSOP' (Performer sort order)                       'Dark Dark Dark'
'TXXX:ASIN'                                         'B004JLDSCI'
'TXXX:Acoustid Id'                                  'd167d70e-c30f-4336-a6be-383535187a4a'
'TXXX:BARCODE'                                      '5060168040367'
'TXXX:CATALOGNUMBER'                                'MELO073CD'
'TXXX:MusicBrainz Album Artist Id'                  '758846a6-bda2-4e10-8b7c-6f21a83beb04'
'TXXX:MusicBrainz Album Id'                         '022f26bb-8bde-3ee7-bc70-8787b9fcc700'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '758846a6-bda2-4e10-8b7c-6f21a83beb04'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'folk, world, & country', 'alternative rock', 'acoustic']
'TXXX:lastfmtags'                                   ['indie', 'indie gypsy folk', 'new weird america', 'folk', 'gypsy']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.51 dB'
'TXXX:replaygain_track_peak'                        '0.591008'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'f3288a6c-5782-4a4e-95c9-36bf27d6baf4')

========================== row from database ==========================
                                              'id'  1266104
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/dark dark dark - wild go/dark dark dark - nobody knows.mp3
                                         'working'  None
                                         'bitrate'  215
                                    'duration_sec'  164
                                           'genre'  ifs-songwriter-folk
                                        'filesize'  4482649
                                           'mtime'  1636400758
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos dark dark dark wild go dark dark dark nobody knows ifs songwriter folk
                                      'tag_artist'  Dark Dark Dark
                                     'tag_release'  Wild Go
                                       'tag_title'  Nobody Knows
                                             'bpm'  121.119
                                    'search_title'  'knows':2 'nobody':1
                                   'search_artist'  'dark':1
                                  'search_release'  'go':2 'wild':1
                                     'search_rest'  '00singer':1 'dark':4 'eos':3 'folk':10 'go':6 'ifs':9 'knows':8 'nobody':7 'songwriter':2 'wild':5
                                    'search_combo'  '00singer':6 'dark':3B,9 'eos':8 'folk':15 'go':5C,11 'ifs':14 'knows':2A,13 'nobody':1A,12 'songwriter':7 'wild':4C,10
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'Q-PIANO-2', 'q-mixbeat-1', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'Q-PLAY-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'indie gypsy folk', 'new weird america', 'folk', 'gypsy']
                                        'tag_date'  2011
                                     'discogstags'  ['rock', 'folk, world, & country', 'alternative rock', 'acoustic']

============================== file details ==============================
                                           'mtime'  1636400758.2487593  (2021-11-08 20:45:58)
                             'size'  4482649