======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '126'
                                          'artist'  'Twink'
                                     'text_people'  'Mike Langlie'
                                         'release'  'Twink'
                                           'title'  'Do You Hear the Frog?'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-2', "
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                                      'lastfmtags'  ("['instrumental', 'toy piano', 'psychedelic rock', 'experimental', "
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                                     'discogstags'  "['hard house', 'electronic', 'euro house']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '143.7'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Twink'
'TBPM' (BPM (beats per minute))                     '143.7'
'TCOM' (Composer)                                   'Mike Langlie'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Do You Hear the Frog?'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Twink'
'TPE2' (Band/orchestra/accompaniment)               'Twink'
'TPUB' (Publisher)                                  'Dyspepsidisc'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['hard house', 'electronic', 'euro house']
'TXXX:lastfmtags'                                   ['instrumental', 'toy piano', 'psychedelic rock', 'experimental', 'psychedelic']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.84 dB'
'TXXX:replaygain_track_peak'                        '0.677681'

========================== row from database ==========================
                                              'id'  919327
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/twink/twink - (2002)/03_do you hear the frog.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  126
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  3032960
                                           'mtime'  1622801215
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm twink twink (2002) 03_do you hear frog electronic experimental oddness
                                      'tag_artist'  Twink
                                     'tag_release'  Twink
                                       'tag_title'  Do You Hear the Frog?
                                             'bpm'  143.7
                                    'search_title'  'do':1 'frog':5 'hear':3 'the':4 'you':2
                                   'search_artist'  'twink':1
                                  'search_release'  'twink':1
                                     'search_rest'  '03':4 '2002':2,3 'do':5 'electronic':9 'experimental':10 'frog':8 'hear':7 'oddness':11 'twink':1 'you':6
                                    'search_combo'  '03':11 '2002':9,10 'do':1A,12 'electronic':16 'experimental':17 'frog':5A,15 'hear':3A,14 'oddness':18 'the':4A 'twink':6B,7C,8 'you':2A,13
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['instrumental', 'toy piano', 'psychedelic rock', 'experimental', 'psychedelic']
                                        'tag_date'  2002
                                     'discogstags'  ['hard house', 'electronic', 'euro house']

============================== file details ==============================
                                           'mtime'  1622801215.4393198  (2021-06-04 12:06:55)
                             'size'  3032960