======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '188'
                                          'artist'  'Ray Noble & His Orchestra'
                                     'text_people'  ''
                                         'release'  'HMV Sessions 1930-1934, Vol 9 - orig Victor 24577 (OB5119-1); xref HMV-B6425'
                                           'title'  'Tiger Rag'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['the shining', 'jazz', 'big band', 'british', 'oldies']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '88'
                                      'tracktotal'  ''
                                            'date'  '1934'
                                        'comments'  ''
                                           'genre'  'prerock-band'
                                             'bpm'  '104.390'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'Debuted 1934 and peaked at #6 on Various Charts. Source: Pop Memories'
'COMM:ID3v1 Comment:XXX'                            'Debuted 1934 and peaked at #'
'TALB' (Album/Movie/Show title)                     'HMV Sessions 1930-1934, Vol 9 - orig Victor 24577 (OB5119-1); xref HMV-B6425'
'TBPM' (BPM (beats per minute))                     '104.390'
'TCON' (Content type, a.k.a. Genre)                 'prerock-band'
'TDRC' (Recording time)                             '1934'
'TIT2' (Title/songname/content description)         'Tiger Rag'
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'Ray Noble & His Orchestra'
'TRCK' (Track number/Position in set)               '88'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['the shining', 'jazz', 'big band', 'british', 'oldies']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.85 dB'
'TXXX:replaygain_track_peak'                        '0.587601'

========================== row from database ==========================
                                              'id'  1455090
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1934/Tiger rag - Ray Noble and his orchestra (vocal by Al Bowlly).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  188
                                           'genre'  prerock-band
                                        'filesize'  3024896
                                           'mtime'  1620560323
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop rag and his orchestra (vocal by Al Bowlly) prerock band
                                      'tag_artist'  Ray Noble & His Orchestra
                                     'tag_release'  HMV Sessions 1930-1934, Vol 9 - orig Victor 24577 (OB5119-1); xref HMV-B6425
                                       'tag_title'  Tiger Rag
                                             'bpm'  104.39
                                    'search_title'  'rag':2 'tiger':1
                                   'search_artist'  'his':3 'noble':2 'orchestra':4 'ray':1
                                  'search_release'  '1':12 '1930':3 '19301934':5 '1934':4 '24577':10 '9':7 'b6425':16 'hmv':1,15 'hmvb6425':17 'ob5119':11 'ob51191':13 'orig':8 'sessions':2 'victor':9 'vol':6 'xref':14
                                     'search_rest'  '00oldiepop':5 'al':13 'and':7 'band':17 'bowlly':14,15 'by':12 'country':4 'exotica':2 'his':8 'jazz':1 'oldies':3 'orchestra':9 'prerock':16 'rag':6 'vocal':10,11
                                    'search_combo'  '00oldiepop':28 '1':18C '1930':9C '19301934':11C '1934':10C '24577':16C '9':13C 'al':36 'and':30 'b6425':22C 'band':40 'bowlly':37,38 'by':35 'country':27 'exotica':25 'his':5B,31 'hmv':7C,21C 'hmvb6425':23C 'jazz':24 'noble':4B 'ob5119':17C 'ob51191':19C 'oldies':26 'orchestra':6B,32 'orig':14C 'prerock':39 'rag':2A,29 'ray':3B 'sessions':8C 'tiger':1A 'victor':15C 'vocal':33,34 'vol':12C 'xref':20C
                                    'tag_tracknum'  88
                                      'num_images'  0
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['the shining', 'jazz', 'big band', 'british', 'oldies']
                                        'tag_date'  1934
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620560322.9695613  (2021-05-09 13:38:42)
                             'size'  3024896