======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '171'
                                          'artist'  'vv. aa. (Tristano, Scott, McPartland, Bushkin)'
                                     'text_people'  ''
                                         'release'  'radio jazz 13'
                                           'title'  'indian summer'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-2', "
 "'Q-OLDST-2', 'Q-SYN-1', 'Q-BUSY-3', 'Q-GRIT-1', 'Q-PLAY-2', 'q-bass-3', "
 "'Q-CHART-2', 'q-drums-1', 'q-other-2', 'q-piano-4', 'q-vocals-1', "
 "'Q-MIXBEAT-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '12'
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '143.7'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'COMM:CDDB Disc ID:XXX'                             '8509990C'
'TALB' (Album/Movie/Show title)                     'radio jazz 13'
'TBPM' (BPM (beats per minute))                     '143.7'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TIT2' (Title/songname/content description)         'indian summer'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'vv. aa. (Tristano, Scott, McPartland, Bushkin)'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '11/12'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.81.02, LAME dll 3.92, 320 Kbit/s, Mono, High quality'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.53 dB'
'TXXX:replaygain_track_peak'                        '0.890216'

========================== row from database ==========================
                                              'id'  1482174
                                            'path'  /data/Music/Bulk/00poprockelectronic/radio jazz 13/Joe Bushkin - indian summer.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  171
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  6853363
                                           'mtime'  1620574514
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Joe prerock jb unsorted
                                      'tag_artist'  vv. aa. (Tristano, Scott, McPartland, Bushkin)
                                     'tag_release'  radio jazz 13
                                       'tag_title'  indian summer
                                             'bpm'  143.7
                                    'search_title'  'indian':1 'summer':2
                                   'search_artist'  'aa':3,4 'bushkin':11,12 'mc':13 'mcpartland':9,10 'partland':14,15 'scott':7,8 'tristano':5,6 'vv':1,2
                                  'search_release'  'jazz':2 'radio':1
                                     'search_rest'  '00poprockelectronic':1 'jb':4 'joe':2 'prerock':3 'unsorted':5
                                    'search_combo'  '00poprockelectronic':20 'aa':5B,6B 'bushkin':13B,14B 'indian':1A 'jazz':19C 'jb':23 'joe':21 'mc':15B 'mcpartland':11B,12B 'partland':16B,17B 'prerock':22 'radio':18C 'scott':9B,10B 'summer':2A 'tristano':7B,8B 'unsorted':24 'vv':3B,4B
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-4', 'Q-MIXBEAT-1', 'Q-OLDST-2', 'Q-GRIT-1', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-CHART-2', 'q-drums-1', 'Q-SYN-1', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-3']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620574513.850198  (2021-05-09 17:35:13)
                             'size'  6853363