======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '310'
                                          'artist'  'Tal Farlow'
                                     'text_people'  'Tal Farlow'
                                         'release'  'radio jazz 13'
                                           'title'  "Tal's Blues"
                                           '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-2', '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'  '309'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '140.4'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

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'COMM::eng'                                         ["The archive contains of 3179 tracks from 1899 until 1956 on 168 CD's and 2 "
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 'and dedicated to one musician, which mostly appears in different '
 'collaborations.',
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'TALB' (Album/Movie/Show title)                     'radio jazz 13'
'TBPM' (BPM (beats per minute))                     '140.4'
'TCOM' (Composer)                                   'Tal Farlow'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         "Tal's Blues"
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'Tal Farlow'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Verve'
'TRCK' (Track number/Position in set)               '309'
'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'                                      '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.19 dB'
'TXXX:replaygain_track_peak'                        '0.986419'

========================== row from database ==========================
                                              'id'  1506506
                                            'path'  /data/Music/Bulk/00poprockelectronic/radio jazz 13/Tal Farlow - tal_s blues.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  310
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  12526944
                                           'mtime'  1620541568
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic tal_s blues prerock jb unsorted
                                      'tag_artist'  Tal Farlow
                                     'tag_release'  radio jazz 13
                                       'tag_title'  Tal's Blues
                                             'bpm'  140.4
                                    'search_title'  'blues':4 's':2 'tal':1 'tals':3
                                   'search_artist'  'farlow':2 'tal':1
                                  'search_release'  'jazz':2 'radio':1
                                     'search_rest'  '00poprockelectronic':1 'blues':4 'jb':6 'prerock':5 's':3 'tal':2 'unsorted':7
                                    'search_combo'  '00poprockelectronic':9 'blues':4A,12 'farlow':6B 'jazz':8C 'jb':14 'prerock':13 'radio':7C 's':2A,11 'tal':1A,5B,10 'tals':3A 'unsorted':15
                                    'tag_tracknum'  309
                                      'num_images'  1
                                             'key'  6B
                                           '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-2', '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'  2005
                                     'discogstags'  ['jazz']

============================== file details ==============================
                                           'mtime'  1620541567.9393759  (2021-05-09 08:26:07)
                             'size'  12526944