======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '208'
                                          'artist'  'Ottmar Liebert'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'After The Rain'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['new age', 'latin', 'spanish guitar', 'guitar', 'acoustic', 'flamenco']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'loc-style-flamenco'
                                             'bpm'  '104.985'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '104.985'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-flamenco'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'After The Rain'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Ottmar Liebert'
'TPE2' (Band/orchestra/accompaniment)               'Ottmar Liebert'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['new age', 'latin', 'spanish guitar', 'guitar', 'acoustic', 'flamenco']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.91 dB'
'TXXX:replaygain_track_peak'                        '0.528946'

========================== row from database ==========================
                                              'id'  1353399
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Ottmar Liebert - After The Rain [].mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  208
                                           'genre'  loc-style-flamenco
                                        'filesize'  5011456
                                           'mtime'  1636914172
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] [] loc style flamenco
                                      'tag_artist'  Ottmar Liebert
                                     'tag_release'  None
                                       'tag_title'  After The Rain
                                             'bpm'  104.985
                                    'search_title'  'after':1 'rain':3 'the':2
                                   'search_artist'  'liebert':2 'ottmar':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'files':5,6 'flamenco':9 'loc':7 'loose':3,4 'style':8 'unsorted':2
                                    'search_combo'  '00poprockelectronic':6 'after':1A 'files':10,11 'flamenco':14 'liebert':5B 'loc':12 'loose':8,9 'ottmar':4B 'rain':3A 'style':13 'the':2A 'unsorted':7
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['new age', 'latin', 'spanish guitar', 'guitar', 'acoustic', 'flamenco']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636914171.8284314  (2021-11-14 19:22:51)
                             'size'  5011456