======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '374'
                                          'artist'  'Kid Confucius'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Sunshine'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', 'Q-UNU-1', 'Q-OLDST-3', "
 "'Q-JZFKS-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['aussie hip hop', 'australian', 'hip hop', 'funk', 'soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '142.207'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '142.207'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TIT2' (Title/songname/content description)         'Sunshine'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Kid Confucius'
'TRCK' (Track number/Position in set)               '8'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['aussie hip hop', 'australian', 'hip hop', 'funk', 'soul']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.23 dB'
'TXXX:replaygain_track_peak'                        '0.544836'

========================== row from database ==========================
                                              'id'  1385799
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/Kid Confucius/08 - Sunshine.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  374
                                           'genre'  funk or soul
                                        'filesize'  5995199
                                           'mtime'  1628357862
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul 08 funk or soul
                                      'tag_artist'  Kid Confucius
                                     'tag_release'  None
                                       'tag_title'  Sunshine
                                             'bpm'  142.207
                                    'search_title'  'sunshine':1
                                   'search_artist'  'confucius':2 'kid':1
                                  'search_release'  
                                     'search_rest'  'funk':2 'or':4 'soul':3 'swing':1
                                    'search_combo'  'confucius':3B 'funk':5 'kid':2B 'or':7 'soul':6 'sunshine':1A 'swing':4
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['aussie hip hop', 'australian', 'hip hop', 'funk', 'soul']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357862.4661398  (2021-08-07 19:37:42)
                             'size'  5995199