======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '206'
                                          'artist'  'Dave Ball, Genesis P. Orridge'
                                     'text_people'  ''
                                         'release'  'You'
                                           'title'  'Sex The Married Frog'
                                           'quals'  ("['Q-OLDST-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', "
 "'q-drums-2', 'q-other-1', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']")
                                      'lastfmtags'  "['ambient', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-pl-you'
                                             'bpm'  '119.900'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'You'
'TBPM' (BPM (beats per minute))                     '119.900'
'TCON' (Content type, a.k.a. Genre)                 'set-pl-you'
'TIT2' (Title/songname/content description)         'Sex The Married Frog'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dave Ball, Genesis P. Orridge'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf56.25.101'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['ambient', 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-3.01 dB'
'TXXX:replaygain_track_peak'                        '0.943034'

========================== row from database ==========================
                                              'id'  769515
                                            'path'  /data/Music/Bulk/0playlists/0novelty themes/You/Dave Ball, Genesis P. Orridge - Sex The Married Frog.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  206
                                           'genre'  set-pl-you
                                        'filesize'  3299328
                                           'mtime'  1620356108
                                   'redo_metaread'  0
                                        'rest_str'   0playlists 0novelty themes set pl you
                                      'tag_artist'  Dave Ball, Genesis P. Orridge
                                     'tag_release'  You
                                       'tag_title'  Sex The Married Frog
                                             'bpm'  119.9
                                    'search_title'  'frog':4 'married':3 'sex':1 'the':2
                                   'search_artist'  'ball':2,3 'dave':1 'genesis':4 'orridge':7 'p':5,6
                                  'search_release'  'you':1
                                     'search_rest'  '0novelty':2 '0playlists':1 'pl':5 'set':4 'themes':3 'you':6
                                    'search_combo'  '0novelty':14 '0playlists':13 'ball':6B,7B 'dave':5B 'frog':4A 'genesis':8B 'married':3A 'orridge':11B 'p':9B,10B 'pl':17 'set':16 'sex':1A 'the':2A 'themes':15 'you':12C,18
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-1', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['ambient', 'experimental']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620356107.831399  (2021-05-07 04:55:07)
                             'size'  3299328