======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '142'
                                          'artist'  'Mills Brothers'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Old Man Of The Mountain (take'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-3', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['jazz', 'the', 'of', 'and', 'vocal jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1932'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '108.297'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '108.297'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1932'
'TIT2' (Title/songname/content description)         'Old Man Of The Mountain (take'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Mills Brothers'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['jazz', 'the', 'of', 'and', 'vocal jazz']
'TXXX:other'                                        '1932'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.48 dB'
'TXXX:replaygain_track_peak'                        '0.575417'

========================== row from database ==========================
                                              'id'  1449864
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1932/Mills Brothers - Old Man Of The Mountain (take 1) -6-1932.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  142
                                           'genre'  prerock-unsorted
                                        'filesize'  2844481
                                           'mtime'  1678465125
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1932 1) 6 1932 prerock unsorted
                                      'tag_artist'  Mills Brothers
                                     'tag_release'  None
                                       'tag_title'  Old Man Of The Mountain (take
                                             'bpm'  108.297
                                    'search_title'  'man':2 'mountain':5 'of':3 'old':1 'take':6,7 'the':4
                                   'search_artist'  'brothers':2 'mills':1
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1':7,8 '1932':6 '6':9 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':10 'unsorted':11
                                    'search_combo'  '00oldiepop':14 '1':16,17 '1932':15 '6':18 'brothers':9B 'country':13 'exotica':11 'jazz':10 'man':2A 'mills':8B 'mountain':5A 'of':3A 'old':1A 'oldies':12 'prerock':19 'take':6A,7A 'the':4A 'unsorted':20
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-3', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-1', 'q-play-2', 'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  ['jazz', 'the', 'of', 'and', 'vocal jazz']
                                        'tag_date'  1932
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678465124.6900434  (2023-03-10 17:18:44)
                             'size'  2844481