======================== unified (from filesystem) ========================
                                         'bitrate'  '131.939'
                                        'duration'  '258'
                                          'artist'  '10CC'
                                     'text_people'  ''
                                         'release'  'Windows In The Jungle'
                                           'title'  'Working Girls'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', "
 "'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['pop', 'rock', 'british', '70s', 'classic rock']"
                                     'discogstags'  "['rock', 'pop', 'pop rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '1983'
                                        'comments'  ''
                                           'genre'  'rock-pop'
                                             'bpm'  '124.239'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Windows In The Jungle'
'TBPM' (BPM (beats per minute))                     '124.239'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop'
'TDRC' (Recording time)                             '1983'
'TIT2' (Title/songname/content description)         'Working Girls'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               '10CC'
'TRCK' (Track number/Position in set)               '7'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'pop', 'pop rock']
'TXXX:lastfmtags'                                   ['pop', 'rock', 'british', '70s', 'classic rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.74 dB'
'TXXX:replaygain_track_peak'                        '0.722561'

========================== row from database ==========================
                                              'id'  1291960
                                            'path'  /data/Music/Bulk/00poprockelectronic/album top 1000/0984 - 10cc - Windows In The Jungle  (1983)/07 - Working Girls.mp3
                                         'working'  None
                                         'bitrate'  131
                                    'duration_sec'  258
                                           'genre'  rock-pop
                                        'filesize'  4265622
                                           'mtime'  1620392568
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic album top 1000 0984 10cc (1983) 07 rock pop
                                      'tag_artist'  10CC
                                     'tag_release'  Windows In The Jungle
                                       'tag_title'  Working Girls
                                             'bpm'  124.239
                                    'search_title'  'girls':2 'working':1
                                   'search_artist'  '10cc':1
                                  'search_release'  'in':2 'jungle':4 'the':3 'windows':1
                                     'search_rest'  '00poprockelectronic':1 '0984':5 '1000':4 '10cc':6 '1983':7,8 'album':2 'pop':10 'rock':9 'top':3
                                    'search_combo'  '00poprockelectronic':8 '0984':12 '1000':11 '10cc':3B,13 '1983':14,15 'album':9 'girls':2A 'in':5C 'jungle':7C 'pop':17 'rock':16 'the':6C 'top':10 'windows':4C 'working':1A
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['pop', 'rock', 'british', '70s', 'classic rock']
                                        'tag_date'  1983
                                     'discogstags'  ['rock', 'pop', 'pop rock']

============================== file details ==============================
                                           'mtime'  1620392567.8512685  (2021-05-07 15:02:47)
                             'size'  4265622