======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '195'
                                          'artist'  'The Mighty Moog'
                                     'text_people'  ''
                                         'release'  'Everything You Always Wanted To Hear On The Moog (But Were Afraid To Ask For)'
                                           'title'  'Malaguena'
                                           'quals'  ("['Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'q-syn-4', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-2', "
 "'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']")
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '4'
                                            'date'  '1972'
                                        'comments'  ''
                                           'genre'  'mi-earlysynth-moog'
                                             'bpm'  '127.0'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Everything You Always Wanted To Hear On The Moog (But Were Afraid To Ask For)'
'TBPM' (BPM (beats per minute))                     '127.0'
'TCON' (Content type, a.k.a. Genre)                 'mi-earlysynth-moog'
'TDRC' (Recording time)                             '1972'
'TIT2' (Title/songname/content description)         'Malaguena'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Mighty Moog'
'TRCK' (Track number/Position in set)               '2/4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'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'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.16 dB'
'TXXX:replaygain_track_peak'                        '0.623215'

========================== row from database ==========================
                                              'id'  654100
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/1972 Everything You Always Wanted To Hear On The Moog (But Were Afraid To Ask For)/02.Malaguena.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  195
                                           'genre'  mi-earlysynth-moog
                                        'filesize'  3126420
                                           'mtime'  1620403769
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 1972 02.Malaguena mi earlysynth moog
                                      'tag_artist'  The Mighty Moog
                                     'tag_release'  Everything You Always Wanted To Hear On The Moog (But Were Afraid To Ask For)
                                       'tag_title'  Malaguena
                                             'bpm'  127.0
                                    'search_title'  'malaguena':1
                                   'search_artist'  'mighty':2 'moog':3 'the':1
                                  'search_release'  'afraid':13 'always':3 'ask':14 'but':10,11 'everything':1 'for':15,16 'hear':6 'moog':9 'on':7 'the':8 'to':5 'wanted':4 'were':12 'you':2
                                     'search_rest'  '02':2 '02malaguena':4 '1972':1 'earlysynth':6 'malaguena':3 'mi':5 'moog':7
                                    'search_combo'  '02':22 '02malaguena':24 '1972':21 'afraid':17C 'always':7C 'ask':18C 'but':14C,15C 'earlysynth':26 'everything':5C 'for':19C,20C 'hear':10C 'malaguena':1A,23 'mi':25 'mighty':3B 'moog':4B,13C,27 'on':11C 'the':2B,12C 'to':9C 'wanted':8C 'were':16C 'you':6C
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  11A
                                           '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-3', 'q-drums-2', 'q-syn-4', 'q-chart-2', 'q-other-4', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1972
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620403769.264689  (2021-05-07 18:09:29)
                             'size'  3126420