======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '160'
                                          'artist'  'Johnnie Ray'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "I'll Never Fall In Love Again"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', '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-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['rockabilly', 'easy listening', '50s', 'oldies', 'jonnie ray']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1959'
                                        'comments'  ''
                                           'genre'  'prerock-vocal-easy'
                                             'bpm'  '101.462'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '59-429 POS 75'
'COMM:ID3v1 Comment:XXX'                            '59-429 POS 75'
'TBPM' (BPM (beats per minute))                     '101.462'
'TCON' (Content type, a.k.a. Genre)                 'prerock-vocal-easy'
'TDRC' (Recording time)                             '1959'
'TIT2' (Title/songname/content description)         "I'll Never Fall In Love Again"
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Johnnie Ray'
'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'                                   ['rockabilly', 'easy listening', '50s', 'oldies', 'jonnie ray']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.19 dB'
'TXXX:replaygain_track_peak'                        '0.449624'

========================== row from database ==========================
                                              'id'  1500604
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1959/59-429 - Johnnie Ray - I_ll Never Fall In Love Again.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  160
                                           'genre'  prerock-vocal-easy
                                        'filesize'  6432936
                                           'mtime'  1621625789
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1959 59 429 I_ll prerock vocal easy
                                      'tag_artist'  Johnnie Ray
                                     'tag_release'  None
                                       'tag_title'  I'll Never Fall In Love Again
                                             'bpm'  101.462
                                    'search_title'  'again':8 'fall':5 'i':1 'ill':3 'in':6 'll':2 'love':7 'never':4
                                   'search_artist'  'johnnie':1 'ray':2
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1959':6 '429':8 '59':7 'country':4 'easy':13 'exotica':2 'i':9 'jazz':1 'll':10 'oldies':3 'prerock':11 'vocal':12
                                    'search_combo'  '00oldiepop':15 '1959':16 '429':18 '59':17 'again':8A 'country':14 'easy':23 'exotica':12 'fall':5A 'i':1A,19 'ill':3A 'in':6A 'jazz':11 'johnnie':9B 'll':2A,20 'love':7A 'never':4A 'oldies':13 'prerock':21 'ray':10B 'vocal':22
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-3', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['rockabilly', 'easy listening', '50s', 'oldies', 'jonnie ray']
                                        'tag_date'  1959
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621625788.696145  (2021-05-21 21:36:28)
                             'size'  6432936