======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '203'
                                          'artist'  'Chairmen of the Board'
                                     'text_people'  ''
                                         'release'  'baad assss soul 1'
                                           'title'  'Try on my love for size'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['beach music', 'funk', 'soul', 'northern soul', '70s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '010'
                                      'tracktotal'  ''
                                            'date'  '1971'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '105.8'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'baad assss soul 1'
'TBPM' (BPM (beats per minute))                     '105.8'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '1971'
'TIT2' (Title/songname/content description)         'Try on my love for size'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Chairmen of the Board'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '010'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['beach music', 'funk', 'soul', 'northern soul', '70s']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-1.14 dB'
'TXXX:replaygain_track_peak'                        '0.470970'

========================== row from database ==========================
                                              'id'  1113710
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/baad asssss soul 1/010 Chairmen of the Board - Try on my love for size(1971).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  203
                                           'genre'  funk or soul
                                        'filesize'  3264792
                                           'mtime'  1628357903
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk asssss 010 size(1971) funk
                                      'tag_artist'  Chairmen of the Board
                                     'tag_release'  baad assss soul 1
                                       'tag_title'  Try on my love for size
                                             'bpm'  105.8
                                    'search_title'  'for':5 'love':4 'my':3 'on':2 'size':6 'try':1
                                   'search_artist'  'board':4 'chairmen':1 'of':2 'the':3
                                  'search_release'  '1':4 'assss':2 'baad':1 'soul':3
                                     'search_rest'  '1971':5 'asssss':3 'funk':2 'size':4 'size1971':6 'swing':1
                                    'search_combo'  '1':14C '1971':19 'assss':12C 'asssss':17 'baad':11C 'board':10B 'chairmen':7B 'for':5A 'funk':16 'love':4A 'my':3A 'of':8B 'on':2A 'size':6A,18 'size1971':20 'soul':13C 'swing':15 'the':9B 'try':1A
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['beach music', 'funk', 'soul', 'northern soul', '70s']
                                        'tag_date'  1971
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357903.1136074  (2021-08-07 19:38:23)
                             'size'  3264792