======================== unified (from filesystem) ========================
                                         'bitrate'  '191.978'
                                        'duration'  '224'
                                          'artist'  'Beyonce'
                                     'text_people'  ''
                                         'release'  '200 Top Hits - 2010'
                                           'title'  'Single ladies'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', "
 "'Q-UNU-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['rnb', 'pop', 'female vocalists', 'soul', 'beyonce']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '126.331'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     '200 Top Hits - 2010'
'TBPM' (BPM (beats per minute))                     '126.331'
'TIT2' (Title/songname/content description)         'Single ladies'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Beyonce'
'TPE2' (Band/orchestra/accompaniment)               'Beyonce'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rnb', 'pop', 'female vocalists', 'soul', 'beyonce']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+5.55 dB'
'TXXX:replaygain_track_peak'                        '0.221443'

========================== row from database ==========================
                                              'id'  1357977
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/168 Beyonce -  Single Ladies.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  224
                                           'genre'  
                                        'filesize'  5400281
                                           'mtime'  1652397935
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 168 Ladies
                                      'tag_artist'  Beyonce
                                     'tag_release'  200 Top Hits - 2010
                                       'tag_title'  Single ladies
                                             'bpm'  126.331
                                    'search_title'  'ladies':2 'single':1
                                   'search_artist'  'beyonce':1
                                  'search_release'  '200':1 '2010':4 'hits':3 'top':2
                                     'search_rest'  '00poprockelectronic':1 '168':7 'files':5,6 'ladies':8 'loose':3,4 'unsorted':2
                                    'search_combo'  '00poprockelectronic':8 '168':14 '200':4C '2010':7C 'beyonce':3B 'files':12,13 'hits':6C 'ladies':2A,15 'loose':10,11 'single':1A 'top':5C 'unsorted':9
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HAP-3', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', 'Q-UNU-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']
                                      'lastfmtags'  ['rnb', 'pop', 'female vocalists', 'soul', 'beyonce']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1652397934.5941243  (2022-05-13 01:25:34)
                             'size'  5400281