======================== unified (from filesystem) ========================
                                         'bitrate'  '202.294'
                                        'duration'  '447'
                                          'artist'  'Ominus'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Sunimo'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['goa', 'goa trance', 'psytrance', 'trance', 'goatrance']"
                                     'discogstags'  "['electronic', 'goa trance']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '134.824'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '134.824'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'Sunimo'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ominus'
'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:discogstags'                                  ['electronic', 'goa trance']
'TXXX:lastfmtags'                                   ['goa', 'goa trance', 'psytrance', 'trance', 'goatrance']
'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'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.35 dB'
'TXXX:replaygain_track_peak'                        '0.447263'

========================== row from database ==========================
                                              'id'  135624
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Unsorted/Sunimo.mp3
                                         'working'  None
                                         'bitrate'  202
                                    'duration_sec'  447
                                           'genre'  electronic-unsorted
                                        'filesize'  11318477
                                           'mtime'  1647277893
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Unsorted electronic unsorted
                                      'tag_artist'  Ominus
                                     'tag_release'  None
                                       'tag_title'  Sunimo
                                             'bpm'  134.824
                                    'search_title'  'sunimo':1
                                   'search_artist'  'ominus':1
                                  'search_release'  
                                     'search_rest'  'electronic':2 'unsorted':1
                                    'search_combo'  'electronic':4 'ominus':2B 'sunimo':1A 'unsorted':3
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']
                                      'lastfmtags'  ['goa', 'goa trance', 'psytrance', 'trance', 'goatrance']
                                        'tag_date'  1997
                                     'discogstags'  ['electronic', 'goa trance']

============================== file details ==============================
                                           'mtime'  1647277893.3903782  (2022-03-14 18:11:33)
                             'size'  11318477