======================== unified (from filesystem) ========================
                                         'bitrate'  '230.85'
                                        'duration'  '338'
                                          'artist'  'John Hicks'
                                     'text_people'  'Recorded on April 5, 2006. Van Gelder Studio.'
                                         'release'  'radio jazz 13'
                                           'title'  'Once I Loved'
                                           '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-4', "
 "'Q-CHART-2', 'q-drums-1', 'q-other-3', 'q-piano-4', 'q-vocals-1', "
 "'Q-MIXBEAT-1']")
                                      'lastfmtags'  "['jazz', 'piano', 'jazz piano', 'post-bop']"
                                     'discogstags'  "['jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '05'
                                      'tracktotal'  '10'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '139.8'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         ('John Hicks (piano); Elise Wood (flute); Javon Jackson (tenor saxophone); '
 'Curtis Lundy (bass instrument); Victor Jones (drums); Ray Mantilla '
 '(percussion).')
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'PRIV:WM/WMCollectionID:±\x07à"è\x1céN\x9d\x8d5tKkû3'  PRIV(owner='WM/WMCollectionID', data=b'\xb1\x07\xe0"\xe8\x1c\xe9N\x9d\x8d5tKk\xfb3')
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'TALB' (Album/Movie/Show title)                     'radio jazz 13'
'TBPM' (BPM (beats per minute))                     '139.8'
'TCOM' (Composer)                                   'Antônio Carlos Jobim/Ray Gilbert/V. DeMorales'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TCOP' (Copyright message)                          'Highnote Records'
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 'Exact Audio Copy   (giocondo©)'
'TIT2' (Title/songname/content description)         'Once I Loved'
'TKEY' (Initial key)                                '8A'
'TOPE' (Original artist(s)/performer(s))            'Recorded on April 5, 2006. Van Gelder Studio.'
'TPE1' (Lead performer(s)/Soloist(s))               'John Hicks'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Highnote Records, Inc.'
'TRCK' (Track number/Position in set)               '05/10'
'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'                                   ['jazz', 'piano', 'jazz piano', 'post-bop']
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-3.77 dB'
'TXXX:replaygain_track_peak'                        '0.987717'

========================== row from database ==========================
                                              'id'  1482403
                                            'path'  /data/Music/Bulk/00poprockelectronic/radio jazz 13/John Hicks - once i loved.mp3
                                         'working'  None
                                         'bitrate'  230
                                    'duration_sec'  338
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  9777733
                                           'mtime'  1620574514
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic once loved prerock jb unsorted
                                      'tag_artist'  John Hicks
                                     'tag_release'  radio jazz 13
                                       'tag_title'  Once I Loved
                                             'bpm'  139.8
                                    'search_title'  'i':2 'loved':3 'once':1
                                   'search_artist'  'hicks':2 'john':1
                                  'search_release'  'jazz':2 'radio':1
                                     'search_rest'  '00poprockelectronic':1 'jb':5 'loved':3 'once':2 'prerock':4 'unsorted':6
                                    'search_combo'  '00poprockelectronic':8 'hicks':5B 'i':2A 'jazz':7C 'jb':12 'john':4B 'loved':3A,10 'once':1A,9 'prerock':11 'radio':6C 'unsorted':13
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  8A
                                           '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-3', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4']
                                      'lastfmtags'  ['jazz', 'piano', 'jazz piano', 'post-bop']
                                        'tag_date'  2006
                                     'discogstags'  ['jazz']

============================== file details ==============================
                                           'mtime'  1620574513.9695818  (2021-05-09 17:35:13)
                             'size'  9777733