======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '154'
                                          'artist'  'Pat Boone'
                                     'text_people'  ''
                                         'release'  'Pat Boone: The Complete Fifties CD8'
                                           'title'  'With The Wind & Rain In Your Hair'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['oldies', '60s', 'country', 'pop', 'swing', '50s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '22'
                                      'tracktotal'  ''
                                            'date'  '1959'
                                        'comments'  ''
                                           'genre'  'prerock-swing'
                                             'bpm'  '139.466'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '59-153 POS 21'
'COMM:ID3v1 Comment:XXX'                            '59-153 POS 21'
'PRIV:AverageLevel:\x7f\x15\x00\x00'                PRIV(owner='AverageLevel', data=b'\x7f\x15\x00\x00')
'PRIV:PeakValue:Ä\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xc4\x7f\x00\x00')
'TALB' (Album/Movie/Show title)                     'Pat Boone: The Complete Fifties CD8'
'TBPM' (BPM (beats per minute))                     '139.466'
'TCON' (Content type, a.k.a. Genre)                 'prerock-swing'
'TDRC' (Recording time)                             '1959'
'TIT2' (Title/songname/content description)         'With The Wind & Rain In Your Hair'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Pat Boone'
'TRCK' (Track number/Position in set)               '22'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['oldies', '60s', 'country', 'pop', 'swing', '50s']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.69 dB'
'TXXX:replaygain_track_peak'                        '0.499101'

========================== row from database ==========================
                                              'id'  1454035
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1959/59-153 - Pat Boone - With The Wind & Rain In Your Hair.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  154
                                           'genre'  prerock-swing
                                        'filesize'  6186014
                                           'mtime'  1620562669
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1959 59 153 prerock swing
                                      'tag_artist'  Pat Boone
                                     'tag_release'  Pat Boone: The Complete Fifties CD8
                                       'tag_title'  With The Wind & Rain In Your Hair
                                             'bpm'  139.466
                                    'search_title'  'hair':7 'in':5 'rain':4 'the':2 'wind':3 'with':1 'your':6
                                   'search_artist'  'boone':2 'pat':1
                                  'search_release'  'boone':2,3 'cd8':7 'complete':5 'fifties':6 'pat':1 'the':4
                                     'search_rest'  '00oldiepop':5 '153':8 '1959':6 '59':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':9 'swing':10
                                    'search_combo'  '00oldiepop':21 '153':24 '1959':22 '59':23 'boone':9B,11C,12C 'cd8':16C 'complete':14C 'country':20 'exotica':18 'fifties':15C 'hair':7A 'in':5A 'jazz':17 'oldies':19 'pat':8B,10C 'prerock':25 'rain':4A 'swing':26 'the':2A,13C 'wind':3A 'with':1A 'your':6A
                                    'tag_tracknum'  22
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', '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-1', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['oldies', '60s', 'country', 'pop', 'swing', '50s']
                                        'tag_date'  1959
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620562668.7913089  (2021-05-09 14:17:48)
                             'size'  6186014