======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '285'
                                          'artist'  'Dubmatix / Dubmatix'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  ''
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-unsorted'
                                             'bpm'  '84.0'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '84.0'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-unsorted'
'TDRC' (Recording time)                             '2008'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dubmatix / Dubmatix'
'TRCK' (Track number/Position in set)               '5'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:album'                                        'Renegade Rocker'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.86 dB'
'TXXX:replaygain_track_peak'                        '0.471001'
'TXXX:title'                                        ['Track 5', 'Easy Down (Feat. Michael Rose)']

========================== row from database ==========================
                                              'id'  1320153
                                            'path'  /data/Music/Bulk/00localcharacter/Reggae/Dubmatix - Easy Down (Feat. Michael Rose).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  285
                                           'genre'  loc-style-reggae or dub or ska or dancehall-unsorted
                                        'filesize'  11413376
                                           'mtime'  1620523596
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter Reggae Easy Down (Feat. Michael Rose) loc style reggae or dub or ska or dancehall unsorted
                                      'tag_artist'  Dubmatix / Dubmatix
                                     'tag_release'  None
                                       'tag_title'  None
                                             'bpm'  84.0
                                    'search_title'  None
                                   'search_artist'  'dubmatix':1
                                  'search_release'  
                                     'search_rest'  'dancehall':14 'down':3 'dub':12 'easy':2 'feat':4,5 'loc':9 'michael':6 'or':11 'reggae':1 'rose':7,8 'ska':13 'style':10 'unsorted':15
                                    'search_combo'  'dancehall':15 'down':4 'dub':13 'dubmatix':1B 'easy':3 'feat':5,6 'loc':10 'michael':7 'or':12 'reggae':2 'rose':8,9 'ska':14 'style':11 'unsorted':16
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-3', 'q-piano-1', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620523596.105789  (2021-05-09 03:26:36)
                             'size'  11413376