======================== unified (from filesystem) ========================
                                         'bitrate'  '96.0'
                                        'duration'  '205'
                                          'artist'  "Bing Crosby Feat. Irving Aaronson's Orchestra"
                                     'text_people'  ''
                                         'release'  'Bing Crosby'
                                           'title'  'Give Me A Heart To Sing To'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1934'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-vocal'
                                             'bpm'  '108.239'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'Debuted 9/15/1934 and peaked at #12 on Various Charts. Source: Pop Memories'
'COMM:ID3v1 Comment:XXX'                            'Debuted 9/15/1934 and peaked'
'TALB' (Album/Movie/Show title)                     'Bing Crosby'
'TBPM' (BPM (beats per minute))                     '108.239'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-vocal'
'TDRC' (Recording time)                             '1934'
'TIT2' (Title/songname/content description)         'Give Me A Heart To Sing To'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               "Bing Crosby Feat. Irving Aaronson's Orchestra"
'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'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'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'                        '+2.06 dB'
'TXXX:replaygain_track_peak'                        '0.582787'

========================== row from database ==========================
                                              'id'  1516533
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1934/Give me a heart to sing to - Bing Crosby (accompanied by Irving Aaronson_s Orchestra).mp3
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  205
                                           'genre'  prerock-jb-jazz-vocal
                                        'filesize'  2473274
                                           'mtime'  1620526115
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1934 me heart to sing to (accompanied Aaronson_s Orchestra) prerock jb jazz vocal
                                      'tag_artist'  Bing Crosby Feat. Irving Aaronson's Orchestra
                                     'tag_release'  Bing Crosby
                                       'tag_title'  Give Me A Heart To Sing To
                                             'bpm'  108.239
                                    'search_title'  'a':3 'give':1 'heart':4 'me':2 'sing':6 'to':5
                                   'search_artist'  'aaronson':6 'aaronsons':8 'bing':1 'crosby':2 'feat':3,4 'irving':5 'orchestra':9 's':7
                                  'search_release'  'bing':1 'crosby':2
                                     'search_rest'  '00oldiepop':5 '1934':6 'aaronson':13 'accompanied':11,12 'country':4 'exotica':2 'heart':8 'jazz':1 'jb':18 'me':7 'oldies':3 'orchestra':15,16 'prerock':17 's':14 'sing':10 'to':9 'vocal':19
                                    'search_combo'  '00oldiepop':22 '1934':23 'a':3A 'aaronson':12B,30 'aaronsons':14B 'accompanied':28,29 'bing':7B,16C 'country':21 'crosby':8B,17C 'exotica':19 'feat':9B,10B 'give':1A 'heart':4A,25 'irving':11B 'jazz':18 'jb':35 'me':2A,24 'oldies':20 'orchestra':15B,32,33 'prerock':34 's':13B,31 'sing':6A,27 'to':5A,26 'vocal':36
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           '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-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1934
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620526115.1640918  (2021-05-09 04:08:35)
                             'size'  2473274