======================== unified (from filesystem) ========================
                                         'bitrate'  '231.047'
                                        'duration'  '197'
                                          'artist'  'Very Best'
                                     'text_people'  ''
                                         'release'  'ALT RAD DANCE'
                                           'title'  'Warm Heart of Africa (Alan Wilkis Remix)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'q-syn-3', "
 "'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', "
 "'q-other-2', 'q-piano-1', 'q-vocals-2', 'Q-HHRNBTT-1', 'q-mixbeat-3']")
                                      'lastfmtags'  "['african', 'electronic', 'world', 'dance', 'poptron']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '120.042'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 0000086E 000008CB 00003099 00'
'COMM:iTunNORM:eng'                                 (' 0000086E 000008CB 00003099 00003034 0001530C 000189BD 00005A2B 00005847 '
 '0001D9BD 00019A6E')
'TALB' (Album/Movie/Show title)                     'ALT RAD DANCE'
'TBPM' (BPM (beats per minute))                     '120.042'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TIT2' (Title/songname/content description)         'Warm Heart of Africa (Alan Wilkis Remix)'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Very Best'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'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'                                   ['african', 'electronic', 'world', 'dance', 'poptron']
'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'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.44 dB'
'TXXX:replaygain_track_peak'                        '0.418868'

========================== row from database ==========================
                                              'id'  1358725
                                            'path'  /data/Music/Bulk/00poprockelectronic/ALT RAD DANCE/Very Best - Warm Heart of Africa (Alan Wilkis Remix).mp3
                                         'working'  None
                                         'bitrate'  231
                                    'duration_sec'  197
                                           'genre'  electronic-unsorted
                                        'filesize'  5695244
                                           'mtime'  1621696074
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic electronic unsorted
                                      'tag_artist'  Very Best
                                     'tag_release'  ALT RAD DANCE
                                       'tag_title'  Warm Heart of Africa (Alan Wilkis Remix)
                                             'bpm'  120.042
                                    'search_title'  'africa':4 'alan':5,6 'heart':2 'of':3 'remix':8,9 'warm':1 'wilkis':7
                                   'search_artist'  'best':2 'very':1
                                  'search_release'  'alt':1 'dance':3 'rad':2
                                     'search_rest'  '00poprockelectronic':1 'electronic':2 'unsorted':3
                                    'search_combo'  '00poprockelectronic':15 'africa':4A 'alan':5A,6A 'alt':12C 'best':11B 'dance':14C 'electronic':16 'heart':2A 'of':3A 'rad':13C 'remix':8A,9A 'unsorted':17 'very':10B 'warm':1A 'wilkis':7A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['african', 'electronic', 'world', 'dance', 'poptron']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696073.678737  (2021-05-22 17:07:53)
                             'size'  5695244