======================== unified (from filesystem) ========================
                                         'bitrate'  '134.453'
                                        'duration'  '167'
                                          'artist'  '[unknown]'
                                     'text_people'  ''
                                         'release'  'Dimitri - Soul'
                                           'title'  'Kpanlongo (Folklore)'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-2', 'Q-SYN-2', 'Q-BUSY-2', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-4', "
 "'Q-CHART-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'Q-MIXBEAT-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-africa'
                                             'bpm'  '134.9'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dimitri - Soul'
'TBPM' (BPM (beats per minute))                     '134.9'
'TCON' (Content type, a.k.a. Genre)                 'loc-africa'
'TIT2' (Title/songname/content description)         'Kpanlongo (Folklore)'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               '[unknown]'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf58.45.100'
'TXXX:Q-BUSY'                                       '2'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.46 dB'
'TXXX:replaygain_track_peak'                        '0.463734'

========================== row from database ==========================
                                              'id'  1477478
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Dimitri/Soul/Kpanlongo (Folklore)-tjwZiVxKSHo.mp3
                                         'working'  None
                                         'bitrate'  134
                                    'duration_sec'  167
                                           'genre'  loc-africa
                                        'filesize'  2820752
                                           'mtime'  1620524915
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm tjwZiVxKSHo loc africa
                                      'tag_artist'  [unknown]
                                     'tag_release'  Dimitri - Soul
                                       'tag_title'  Kpanlongo (Folklore)
                                             'bpm'  134.9
                                    'search_title'  'folklore':2,3 'kpanlongo':1
                                   'search_artist'  'unknown':1,2
                                  'search_release'  'dimitri':1 'soul':2
                                     'search_rest'  'africa':3 'ksho':7 'loc':2 'tjw':4 'tjwzivxksho':1 'vx':6 'zi':5
                                    'search_combo'  'africa':10 'dimitri':6C 'folklore':2A,3A 'kpanlongo':1A 'ksho':14 'loc':9 'soul':7C 'tjw':11 'tjwzivxksho':8 'unknown':4B,5B 'vx':13 'zi':12
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-3', 'Q-SYN-2', 'q-other-2', 'Q-BUSY-2', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  ['mysterious', 'unknown', 'all', 'mistagged artist', 'rock']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620524914.8565598  (2021-05-09 03:48:34)
                             'size'  2820752