======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '180'
                                          'artist'  'Dorsey Brothers Orchestra Feat. Bill Dutton'
                                     'text_people'  ''
                                         'release'  'Billboard 1928'
                                           'title'  'Dixie Dawn'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '217'
                                      'tracktotal'  ''
                                            'date'  '1928'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '86.511'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'Debuted 9/22/1928 and peaked at #19 on Various Charts. Source: Pop Memories'
'COMM:ID3v1 Comment:XXX'                            'Debuted 9/22/1928 and peaked'
'TALB' (Album/Movie/Show title)                     'Billboard 1928'
'TBPM' (BPM (beats per minute))                     '86.511'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '1928'
'TIT2' (Title/songname/content description)         'Dixie Dawn'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dorsey Brothers Orchestra Feat. Bill Dutton'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '217'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '+2.31 dB'
'TXXX:replaygain_track_peak'                        '0.678338'

========================== row from database ==========================
                                              'id'  978460
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Billboard 1928/1928_217 - Dorsey Brothers Orchestra Feat. Bill Dutton - Dixie Dawn 128 M (3.00).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  180
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  2896329
                                           'mtime'  1620528256
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 1928_217 128 M (3.00) prerock jb jazz unsorted
                                      'tag_artist'  Dorsey Brothers Orchestra Feat. Bill Dutton
                                     'tag_release'  Billboard 1928
                                       'tag_title'  Dixie Dawn
                                             'bpm'  86.511
                                    'search_title'  'dawn':2 'dixie':1
                                   'search_artist'  'bill':6 'brothers':2 'dorsey':1 'dutton':7 'feat':4,5 'orchestra':3
                                  'search_release'  '1928':2 'billboard':1
                                     'search_rest'  '00':10 '128':7 '1928':5 '217':6 '3':9 '300':11 'country':4 'exotica':2 'jazz':1 'jb':13 'm':8 'oldies':3 'prerock':12 'unsorted':14
                                    'search_combo'  '00':21 '128':18 '1928':11C,16 '217':17 '3':20 '300':22 'bill':8B 'billboard':10C 'brothers':4B 'country':15 'dawn':2A 'dixie':1A 'dorsey':3B 'dutton':9B 'exotica':13 'feat':6B,7B 'jazz':12 'jb':24 'm':19 'oldies':14 'orchestra':5B 'prerock':23 'unsorted':25
                                    'tag_tracknum'  217
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1928
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528255.5757642  (2021-05-09 04:44:15)
                             'size'  2896329