======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '119'
                                          'artist'  'Z-Out'
                                     'text_people'  ''
                                         'release'  'Advantec'
                                           'title'  'Intro'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-4', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1990'
                                        'comments'  ''
                                           'genre'  'soundtrack-game'
                                             'bpm'  '99.8'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Advantec'
'TBPM' (BPM (beats per minute))                     '99.8'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-game'
'TDRC' (Recording time)                             '1990'
'TIT2' (Title/songname/content description)         'Intro'
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'Z-Out'
'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:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.01 dB'
'TXXX:replaygain_track_peak'                        '0.641782'

========================== row from database ==========================
                                              'id'  1458744
                                            'path'  /data/Music/Bulk/0soundtrack/Amiga/Z-Out - Intro.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  119
                                           'genre'  soundtrack-game
                                        'filesize'  1919189
                                           'mtime'  1621627434
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack Amiga soundtrack game
                                      'tag_artist'  Z-Out
                                     'tag_release'  Advantec
                                       'tag_title'  Intro
                                             'bpm'  99.8
                                    'search_title'  'intro':1
                                   'search_artist'  'out':2 'z':1 'zout':3
                                  'search_release'  'advantec':1
                                     'search_rest'  '0soundtrack':1 'amiga':2 'game':4 'soundtrack':3
                                    'search_combo'  '0soundtrack':6 'advantec':5C 'amiga':7 'game':9 'intro':1A 'out':3B 'soundtrack':8 'z':2B 'zout':4B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-4', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1990
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621627434.3002594  (2021-05-21 22:03:54)
                             'size'  1919189