======================== unified (from filesystem) ========================
                                         'bitrate'  '167.456'
                                        'duration'  '201'
                                          'artist'  'golden ring'
                                     'text_people'  ''
                                         'release'  "iranian styled 60's garage & other exotic sounds"
                                           'title'  'apologies'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'Q-LOCALNESS-4', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['garage', 'all', 'iran', 'medieval', '60s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'loc-m-iran'
                                             'bpm'  '144.130'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "iranian styled 60's garage & other exotic sounds"
'TBPM' (BPM (beats per minute))                     '144.130'
'TCON' (Content type, a.k.a. Genre)                 'loc-m-iran'
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'apologies'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'golden ring'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '3'
'TXXX:lastfmtags'                                   ['garage', 'all', 'iran', 'medieval', '60s']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.41 dB'
'TXXX:replaygain_track_peak'                        '0.530993'

========================== row from database ==========================
                                              'id'  1523015
                                            'path'  /data/Music/Bulk/00localcharacter/00south-europe-middle-east/golden ring - iranian styled 60_s garage & other exotic sounds/09 - golden ring - apologies.mp3
                                         'working'  None
                                         'bitrate'  167
                                    'duration_sec'  201
                                           'genre'  loc-m-iran
                                        'filesize'  4216619
                                           'mtime'  1620526774
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00south europe middle east 60_s 09 loc m
                                      'tag_artist'  golden ring
                                     'tag_release'  iranian styled 60's garage & other exotic sounds
                                       'tag_title'  apologies
                                             'bpm'  144.13
                                    'search_title'  'apologies':1
                                   'search_artist'  'golden':1 'ring':2
                                  'search_release'  '60':3 '60s':5 'exotic':8 'garage':6 'iranian':1 'other':7 's':4 'sounds':9 'styled':2
                                     'search_rest'  '00south':1 '60':5 'east':4 'europe':2 'loc':7 'm':8 'middle':3 's':6
                                    'search_combo'  '00south':13 '60':6C,17 '60s':8C 'apologies':1A 'east':16 'europe':14 'exotic':11C 'garage':9C 'golden':2B 'iranian':4C 'loc':19 'm':20 'middle':15 'other':10C 'ring':3B 's':7C,18 'sounds':12C 'styled':5C
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['garage', 'all', 'iran', 'medieval', '60s']
                                        'tag_date'  1965
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620526773.7801068  (2021-05-09 04:19:33)
                             'size'  4216619