======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '341'
                                          'artist'  'Tal Farlow'
                                     'text_people'  'Gus Kahn/Nacio Herb Brown'
                                         'release'  'radio jazz 13'
                                           'title'  'You Stepped Out Of A Dream'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-2', "
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 "'Q-CHART-2', 'q-drums-1', 'q-other-3', 'q-piano-2', 'q-vocals-1', "
 "'Q-MIXBEAT-1']")
                                      'lastfmtags'  "['guitar', 'fip', 'jazz', 'jazz guitar', 'instrumental', 'bebop']"
                                     'discogstags'  "['jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '95.4'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'radio jazz 13'
'TBPM' (BPM (beats per minute))                     '95.4'
'TCOM' (Composer)                                   'Gus Kahn/Nacio Herb Brown'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'You Stepped Out Of A Dream'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Tal Farlow'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Verve'
'TRCK' (Track number/Position in set)               '3'
'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:discogstags'                                  'jazz'
'TXXX:lastfmtags'                                   ['guitar', 'fip', 'jazz', 'jazz guitar', 'instrumental', 'bebop']
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-4.33 dB'
'TXXX:replaygain_track_peak'                        '0.967759'

========================== row from database ==========================
                                              'id'  1482395
                                            'path'  /data/Music/Bulk/00poprockelectronic/radio jazz 13/Tal Farlow - you stepped out of a dream.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  341
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  13681852
                                           'mtime'  1620541569
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic you stepped out of dream prerock jb unsorted
                                      'tag_artist'  Tal Farlow
                                     'tag_release'  radio jazz 13
                                       'tag_title'  You Stepped Out Of A Dream
                                             'bpm'  95.4
                                    'search_title'  'a':5 'dream':6 'of':4 'out':3 'stepped':2 'you':1
                                   'search_artist'  'farlow':2 'tal':1
                                  'search_release'  'jazz':2 'radio':1
                                     'search_rest'  '00poprockelectronic':1 'dream':6 'jb':8 'of':5 'out':4 'prerock':7 'stepped':3 'unsorted':9 'you':2
                                    'search_combo'  '00poprockelectronic':11 'a':5A 'dream':6A,16 'farlow':8B 'jazz':10C 'jb':18 'of':4A,15 'out':3A,14 'prerock':17 'radio':9C 'stepped':2A,13 'tal':7B 'unsorted':19 'you':1A,12
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-2', '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-3', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4']
                                      'lastfmtags'  ['guitar', 'fip', 'jazz', 'jazz guitar', 'instrumental', 'bebop']
                                        'tag_date'  2004
                                     'discogstags'  ['jazz']

============================== file details ==============================
                                           'mtime'  1620541568.5259893  (2021-05-09 08:26:08)
                             'size'  13681852