======================== unified (from filesystem) ========================
                                         'bitrate'  '223.492'
                                        'duration'  '64'
                                          'artist'  '18 Carat Affair'
                                     'text_people'  ''
                                         'release'  'High Emotion'
                                           'title'  'Theory 10'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-2', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['vaporwave', 'electronic', 'hypnagogic pop', 'chillwave', 'retrowave']"
                                     'discogstags'  "['abstract', 'vaporwave', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  ''
                                            'date'  '2012'
                                        'comments'  ''
                                           'genre'  'electronic-we-synthwave or chillwave or retrowave'
                                             'bpm'  '131.9'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'High Emotion'
'TBPM' (BPM (beats per minute))                     '131.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-synthwave or chillwave or retrowave'
'TDRC' (Recording time)                             '2012'
'TIT2' (Title/songname/content description)         'Theory 10'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               '18 Carat Affair'
'TRCK' (Track number/Position in set)               '15'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['abstract', 'vaporwave', 'electronic']
'TXXX:lastfmtags'                                   ['vaporwave', 'electronic', 'hypnagogic pop', 'chillwave', 'retrowave']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-3.33 dB'
'TXXX:replaygain_track_peak'                        '0.471490'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'')
'USLT::\x00\x00\x00'                                ''

========================== row from database ==========================
                                              'id'  1287284
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00synthwave/18 Carat Affair - High Emotion/18 Carat Affair - High Emotion - 15 Theory 10.mp3
                                         'working'  None
                                         'bitrate'  223
                                    'duration_sec'  64
                                           'genre'  electronic-we-synthwave or chillwave or retrowave
                                        'filesize'  1790843
                                           'mtime'  1620607846
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00synthwave 15 electronic we synthwave chillwave retrowave
                                      'tag_artist'  18 Carat Affair
                                     'tag_release'  High Emotion
                                       'tag_title'  Theory 10
                                             'bpm'  131.9
                                    'search_title'  'theory':1
                                   'search_artist'  '18':1 'affair':3 'carat':2
                                  'search_release'  'emotion':2 'high':1
                                     'search_rest'  '00poprockelectronic':1 '00synthwave':4 'chillwave':8 'disco':3 'electronic':5 'retrowave':9 'synthwave':7 'waves':2 'we':6
                                    'search_combo'  '00poprockelectronic':7 '00synthwave':10 '18':2B 'affair':4B 'carat':3B 'chillwave':14 'disco':9 'electronic':11 'emotion':6C 'high':5C 'retrowave':15 'synthwave':13 'theory':1A 'waves':8 'we':12
                                    'tag_tracknum'  15
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['vaporwave', 'electronic', 'hypnagogic pop', 'chillwave', 'retrowave']
                                        'tag_date'  2012
                                     'discogstags'  ['abstract', 'vaporwave', 'electronic']

============================== file details ==============================
                                           'mtime'  1620607845.8417356  (2021-05-10 02:50:45)
                             'size'  1790843