======================== unified (from filesystem) ========================
                                         'bitrate'  '127.991'
                                        'duration'  '364'
                                          'artist'  'Cosmo Vitelli'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Robot Soul (Blackstrobe Remix)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', '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-3']")
                                      'lastfmtags'  "['dance', 'house', 'noddy riot', 'heteromo', 'electro funk', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '134.824'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=196, count=0)
'TBPM' (BPM (beats per minute))                     '134.824'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TIT2' (Title/songname/content description)         'Robot Soul (Blackstrobe Remix)'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Cosmo Vitelli'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['dance', 'house', 'noddy riot', 'heteromo', 'electro funk', 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.22 dB'
'TXXX:replaygain_track_peak'                        '0.565964'

========================== row from database ==========================
                                              'id'  1334374
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Robot Soul (Blackstrobe Remix).mp3
                                         'working'  None
                                         'bitrate'  127
                                    'duration_sec'  364
                                           'genre'  electronic-unsorted
                                        'filesize'  5838850
                                           'mtime'  1621696785
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] electronic unsorted
                                      'tag_artist'  Cosmo Vitelli
                                     'tag_release'  None
                                       'tag_title'  Robot Soul (Blackstrobe Remix)
                                             'bpm'  134.824
                                    'search_title'  'blackstrobe':3,4 'remix':5,6 'robot':1 'soul':2
                                   'search_artist'  'cosmo':1 'vitelli':2
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'electronic':7 'files':5,6 'loose':3,4 'unsorted':2
                                    'search_combo'  '00poprockelectronic':9 'blackstrobe':3A,4A 'cosmo':7B 'electronic':15 'files':13,14 'loose':11,12 'remix':5A,6A 'robot':1A 'soul':2A 'unsorted':10 'vitelli':8B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', '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-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'house', 'noddy riot', 'heteromo', 'electro funk', 'electronic']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696785.2992232  (2021-05-22 17:19:45)
                             'size'  5838850