======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '296'
                                          'artist'  'Ted Brown, Art Pepper & Warne Marsh'
                                     'text_people'  ''
                                         'release'  'radio jazz 13'
                                           'title'  'Long Gone'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'Q-SYN-1', 'Q-BUSY-3', 'Q-GRIT-1', 'Q-PLAY-2', 'q-bass-4', "
 "'Q-CHART-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'Q-MIXBEAT-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '9'
                                            'date'  '1956'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '90.3'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'radio jazz 13'
'TBPM' (BPM (beats per minute))                     '90.3'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '1956'
'TIT2' (Title/songname/content description)         'Long Gone'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ted Brown, Art Pepper & Warne Marsh'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Vanguard'
'TRCK' (Track number/Position in set)               '2/9'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.81.02, LAME dll 3.92, 320 Kbit/s, Joint Stereo, 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'                                       '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-3.66 dB'
'TXXX:replaygain_track_peak'                        '1.027152'

========================== row from database ==========================
                                              'id'  1481999
                                            'path'  /data/Music/Bulk/00poprockelectronic/radio jazz 13/Ted Brown, Art Pepper & Warne Marsh - long gone.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  296
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  11846652
                                           'mtime'  1620541569
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic long gone prerock jb unsorted
                                      'tag_artist'  Ted Brown, Art Pepper & Warne Marsh
                                     'tag_release'  radio jazz 13
                                       'tag_title'  Long Gone
                                             'bpm'  90.3
                                    'search_title'  'gone':2 'long':1
                                   'search_artist'  'art':4 'brown':2,3 'marsh':7 'pepper':5 'ted':1 'warne':6
                                  'search_release'  'jazz':2 'radio':1
                                     'search_rest'  '00poprockelectronic':1 'gone':3 'jb':5 'long':2 'prerock':4 'unsorted':6
                                    'search_combo'  '00poprockelectronic':12 'art':6B 'brown':4B,5B 'gone':2A,14 'jazz':11C 'jb':16 'long':1A,13 'marsh':9B 'pepper':7B 'prerock':15 'radio':10C 'ted':3B 'unsorted':17 'warne':8B
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-2', 'Q-GRIT-1', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-CHART-2', 'q-drums-2', 'Q-SYN-1', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4']
                                      'lastfmtags'  []
                                        'tag_date'  1956
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620541568.7711515  (2021-05-09 08:26:08)
                             'size'  11846652