======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '164'
                                          'artist'  'Christopher Scott'
                                     'text_people'  ''
                                         'release'  'Switched On Bacharach'
                                           'title'  'The Look Of Love'
                                           'quals'  ("['Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-OLDST-2', 'Q-HHRNBTT-1', "
 "'Q-PLAY-2', 'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'Q-PIANO-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-4', 'q-vocals-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['space age pop', 'illstreet', 'moog', 'mayatronika']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '1969'
                                        'comments'  ''
                                           'genre'  'mi-earlysynth;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '120.8'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Switched On Bacharach'
'TBPM' (BPM (beats per minute))                     '120.8'
'TCON' (Content type, a.k.a. Genre)                 ['mi-earlysynth', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '1969'
'TIT2' (Title/songname/content description)         'The Look Of Love'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Christopher Scott'
'TRCK' (Track number/Position in set)               '01'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['space age pop', 'illstreet', 'moog', 'mayatronika']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.54 dB'
'TXXX:replaygain_track_peak'                        '0.728789'

========================== row from database ==========================
                                              'id'  849922
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Christopher Scott - Switched-On Bacharach            1969/01 - the look of love.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  164
                                           'genre'  mi-earlysynth;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  3293138
                                           'mtime'  1620346357
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 1969 01 the look of love mi earlysynth;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Christopher Scott
                                     'tag_release'  Switched On Bacharach
                                       'tag_title'  The Look Of Love
                                             'bpm'  120.8
                                    'search_title'  'look':2 'love':4 'of':3 'the':1
                                   'search_artist'  'christopher':1 'scott':2
                                  'search_release'  'bacharach':3 'on':2 'switched':1
                                     'search_rest'  '1969':1 'earlysynth':7,9 'look':3 'love':5 'mi':6 'mor':16 'of':4 'pl':11 'set':8,10,13,15 'shirleyspinoza':12,14 'the':2
                                    'search_combo'  '1969':10 'bacharach':9C 'christopher':5B 'earlysynth':16,18 'look':2A,12 'love':4A,14 'mi':15 'mor':25 'of':3A,13 'on':8C 'pl':20 'scott':6B 'set':17,19,22,24 'shirleyspinoza':21,23 'switched':7C 'the':1A,11
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-2', 'Q-PIANO-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-3', 'q-chart-1', 'q-other-4', 'Q-PLAY-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['space age pop', 'illstreet', 'moog', 'mayatronika']
                                        'tag_date'  1969
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620346357.1240225  (2021-05-07 02:12:37)
                             'size'  3293138