======================== unified (from filesystem) ========================
                                         'bitrate'  '222.359'
                                        'duration'  '305'
                                          'artist'  'Woodland Choir'
                                     'text_people'  ''
                                         'release'  'Serenity Rise'
                                           'title'  'Time'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-2', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['dark ambient', 'hungary', 'ambient', 'folk', 'neofolk']"
                                     'discogstags'  "['folk, world, & country']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '08'
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-folk'
                                             'bpm'  '100.207'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Serenity Rise'
'TBPM' (BPM (beats per minute))                     '100.207'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-folk'
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Time'
'TKEY' (Initial key)                                '8A'
'TLEN' (Length)                                     '305360'
'TPE1' (Lead performer(s)/Soloist(s))               'Woodland Choir'
'TRCK' (Track number/Position in set)               '08'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME 32bits version 3.98 (http://www.mp3dev.org/)'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'folk, world, & country'
'TXXX:lastfmtags'                                   ['dark ambient', 'hungary', 'ambient', 'folk', 'neofolk']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.78 dB'
'TXXX:replaygain_track_peak'                        '0.417161'

========================== row from database ==========================
                                              'id'  1279681
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Woodland Choir - Serenity Rise (2010)/08 Woodland Choir - Time.mp3
                                         'working'  None
                                         'bitrate'  222
                                    'duration_sec'  305
                                           'genre'  ifs-songwriter-folk
                                        'filesize'  8550730
                                           'mtime'  1636400659
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos (2010) 08 ifs songwriter folk
                                      'tag_artist'  Woodland Choir
                                     'tag_release'  Serenity Rise
                                       'tag_title'  Time
                                             'bpm'  100.207
                                    'search_title'  'time':1
                                   'search_artist'  'choir':2 'woodland':1
                                  'search_release'  'rise':2 'serenity':1
                                     'search_rest'  '00singer':1 '2010':4,5 'eos':3 'folk':7 'ifs':6 'songwriter':2
                                    'search_combo'  '00singer':6 '2010':9,10 'choir':3B 'eos':8 'folk':12 'ifs':11 'rise':5C 'serenity':4C 'songwriter':7 'time':1A 'woodland':2B
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['dark ambient', 'hungary', 'ambient', 'folk', 'neofolk']
                                        'tag_date'  2010
                                     'discogstags'  ['folk, world, & country']

============================== file details ==============================
                                           'mtime'  1636400658.9101267  (2021-11-08 20:44:18)
                             'size'  8550730