======================== unified (from filesystem) ========================
                                         'bitrate'  '191.987'
                                        'duration'  '380'
                                          'artist'  'Ellen Allien'
                                     'text_people'  ''
                                         'release'  'Thrills'
                                           'title'  'Cloudy City'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'techno', 'electronic', 'electro', 'minimal']"
                                     'discogstags'  "['electronic', 'electro']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '10'
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '127.846'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '8'
'COMM:ID3v1 Comment:XXX'                            '8'
'TALB' (Album/Movie/Show title)                     'Thrills'
'TBPM' (BPM (beats per minute))                     '127.846'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDRC' (Recording time)                             '2005'
'TENC' (Encoded by)                                 'iTunes v4.7.1.30'
'TIT2' (Title/songname/content description)         'Cloudy City'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ellen Allien'
'TRCK' (Track number/Position in set)               '8/10'
'TXXX:MusicMagic Data'                              'AgEAT1cskDWV8onEgF1Z1k6U2WqBJ4AC0baZVmARBFrPe6vkgAHVQq9x6Vfn65kMgs2AAccmBA3eagnCgAHXxM7NCmaVJrM5gAKAAZK8oDGe7oESJNpPlUatg32DPNGwlSRamua85DiLgIAByhuwjtsxAaCykIJ2gAHbHKUm6s77YoCO273kTBIcovC+x6iDglY='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:added_timestamp'                              '128930990202923527'
'TXXX:discogstags'                                  ['electronic', 'electro']
'TXXX:lastfmtags'                                   ['electronica', 'techno', 'electronic', 'electro', 'minimal']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.34 dB'
'TXXX:replaygain_track_peak'                        '0.635956'

========================== row from database ==========================
                                              'id'  1491562
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/00dutch/08-Ellen Allien - Cloudy City.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  380
                                           'genre'  electronic-th-techno
                                        'filesize'  9141649
                                           'mtime'  1620592392
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe 00dutch 08 electronic th techno
                                      'tag_artist'  Ellen Allien
                                     'tag_release'  Thrills
                                       'tag_title'  Cloudy City
                                             'bpm'  127.846
                                    'search_title'  'city':2 'cloudy':1
                                   'search_artist'  'allien':2 'ellen':1
                                  'search_release'  'thrills':1
                                     'search_rest'  '00dutch':4 '00mid':1 'electronic':5 'europe':3 'north':2 'techno':7 'th':6
                                    'search_combo'  '00dutch':9 '00mid':6 'allien':4B 'city':2A 'cloudy':1A 'electronic':10 'ellen':3B 'europe':8 'north':7 'techno':12 'th':11 'thrills':5C
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'techno', 'electronic', 'electro', 'minimal']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic', 'electro']

============================== file details ==============================
                                           'mtime'  1620592391.8988864  (2021-05-09 22:33:11)
                             'size'  9141649