======================== unified (from filesystem) ========================
                                         'bitrate'  '265.971'
                                        'duration'  '238'
                                          'artist'  'MGMT'
                                     'text_people'  ''
                                         'release'  'Oracular Spectacular'
                                           'title'  '4th Dimensional Transition'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'dance', 'alternative', 'electro', 'electronic']"
                                     'discogstags'  "['rock', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted'
                                             'bpm'  '106.6'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Oracular Spectacular'
'TBPM' (BPM (beats per minute))                     '106.6'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-unsorted'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         '4th Dimensional Transition'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'MGMT'
'TXXX:Q-HAP'                                        '3'
'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', 'dance', 'alternative', 'electro', 'electronic']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.97 dB'
'TXXX:replaygain_track_peak'                        '0.324716'

========================== row from database ==========================
                                              'id'  1250913
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/MGMT/Oracular Spectacular/4th Dimensional Transition.mp3
                                         'working'  None
                                         'bitrate'  266
                                    'duration_sec'  238
                                           'genre'  ifs-songwriter-indie-unsorted
                                        'filesize'  7962902
                                           'mtime'  1621696899
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos ifs songwriter indie unsorted
                                      'tag_artist'  MGMT
                                     'tag_release'  Oracular Spectacular
                                       'tag_title'  4th Dimensional Transition
                                             'bpm'  106.6
                                    'search_title'  '4th':1 'dimensional':2 'transition':3
                                   'search_artist'  'mgmt':1
                                  'search_release'  'oracular':1 'spectacular':2
                                     'search_rest'  '00singer':1 'eos':3 'ifs':4 'indie':5 'songwriter':2 'unsorted':6
                                    'search_combo'  '00singer':7 '4th':1A 'dimensional':2A 'eos':9 'ifs':10 'indie':11 'mgmt':4B 'oracular':5C 'songwriter':8 'spectacular':6C 'transition':3A 'unsorted':12
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'dance', 'alternative', 'electro', 'electronic']
                                        'tag_date'  2007
                                     'discogstags'  ['rock', 'indie rock']

============================== file details ==============================
                                           'mtime'  1621696899.1732767  (2021-05-22 17:21:39)
                             'size'  7962902