======================== unified (from filesystem) ========================
                                         'bitrate'  '215.201'
                                        'duration'  '40'
                                          'artist'  '18 Carat Affair'
                                     'text_people'  ''
                                         'release'  'High Emotion'
                                           'title'  '$19.95'
                                           '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-2', 'q-other-4', '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'  '9'
                                      'tracktotal'  ''
                                            'date'  '2012'
                                        'comments'  ''
                                           'genre'  'electronic-we-synthwave or chillwave or retrowave'
                                             'bpm'  '136.9'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'High Emotion'
'TBPM' (BPM (beats per minute))                     '136.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-synthwave or chillwave or retrowave'
'TDRC' (Recording time)                             '2012'
'TIT2' (Title/songname/content description)         '$19.95'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               '18 Carat Affair'
'TRCK' (Track number/Position in set)               '9'
'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'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.92 dB'
'TXXX:replaygain_track_peak'                        '0.468931'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'')
'USLT::\x00\x00\x00'                                ''

========================== row from database ==========================
                                              'id'  1324589
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00synthwave/18 Carat Affair - High Emotion/18 Carat Affair - High Emotion - 09 $19.95.mp3
                                         'working'  None
                                         'bitrate'  215
                                    'duration_sec'  40
                                           'genre'  electronic-we-synthwave or chillwave or retrowave
                                        'filesize'  1078685
                                           'mtime'  1620607825
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00synthwave 09 electronic we synthwave or chillwave or retrowave
                                      'tag_artist'  18 Carat Affair
                                     'tag_release'  High Emotion
                                       'tag_title'  $19.95
                                             'bpm'  136.9
                                    'search_title'  '19':1 '1995':3 '95':2
                                   'search_artist'  '18':1 'affair':3 'carat':2
                                  'search_release'  'emotion':2 'high':1
                                     'search_rest'  '00poprockelectronic':1 '00synthwave':4 'chillwave':9 'disco':3 'electronic':5 'or':8 'retrowave':10 'synthwave':7 'waves':2 'we':6
                                    'search_combo'  '00poprockelectronic':9 '00synthwave':12 '18':4B '19':1A '1995':3A '95':2A 'affair':6B 'carat':5B 'chillwave':17 'disco':11 'electronic':13 'emotion':8C 'high':7C 'or':16 'retrowave':18 'synthwave':15 'waves':10 'we':14
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  8B
                                           '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-2', 'q-syn-3', 'q-chart-2', 'q-other-4', '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'  1620607824.7177448  (2021-05-10 02:50:24)
                             'size'  1078685