======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '181'
                                          'artist'  'Art Hickman'
                                     'text_people'  ''
                                         'release'  'Columbia  3391'
                                           'title'  'I Spoiled You'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-JZFKS-3', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['proto exotica', 'swing jazz', 'all', 'jazz', 'swing']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1921'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-o-dixiestyle'
                                             'bpm'  '90.0'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:MusicMatch_Bio:eng'                           'Sound edited by Breda4@hotmail.com'
'TALB' (Album/Movie/Show title)                     'Columbia  3391'
'TBPM' (BPM (beats per minute))                     '90.0'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-o-dixiestyle'
'TDRC' (Recording time)                             '1921'
'TIT2' (Title/songname/content description)         'I Spoiled You'
'TKEY' (Initial key)                                '6B'
'TLEN' (Length)                                     '181000'
'TPE1' (Lead performer(s)/Soloist(s))               'Art Hickman'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['proto exotica', 'swing jazz', 'all', 'jazz', 'swing']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.62 dB'
'TXXX:replaygain_track_peak'                        '0.479359'

========================== row from database ==========================
                                              'id'  1466403
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1920/Art Hickman - I Spoiled You 21-2-1921.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  181
                                           'genre'  prerock-jb-jazz-o-dixiestyle
                                        'filesize'  3748814
                                           'mtime'  1620524133
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1920 21 2 1921 prerock jb jazz dixiestyle
                                      'tag_artist'  Art Hickman
                                     'tag_release'  Columbia  3391
                                       'tag_title'  I Spoiled You
                                             'bpm'  90.0
                                    'search_title'  'i':1 'spoiled':2 'you':3
                                   'search_artist'  'art':1 'hickman':2
                                  'search_release'  '3391':2 'columbia':1
                                     'search_rest'  '00oldiepop':5 '1920':6 '1921':9 '2':8 '21':7 'country':4 'dixiestyle':12 'exotica':2 'jazz':1 'jb':11 'oldies':3 'prerock':10
                                    'search_combo'  '00oldiepop':12 '1920':13 '1921':16 '2':15 '21':14 '3391':7C 'art':4B 'columbia':6C 'country':11 'dixiestyle':19 'exotica':9 'hickman':5B 'i':1A 'jazz':8 'jb':18 'oldies':10 'prerock':17 'spoiled':2A 'you':3A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['proto exotica', 'swing jazz', 'all', 'jazz', 'swing']
                                        'tag_date'  1921
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620524133.4644558  (2021-05-09 03:35:33)
                             'size'  3748814