======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '449'
                                          'artist'  'Mr Dan'
                                     'text_people'  ''
                                         'release'  'Dope on Plastic 5-2'
                                           'title'  'Strange Skies'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '133.316'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dope on Plastic 5-2'
'TBPM' (BPM (beats per minute))                     '133.316'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TIT2' (Title/songname/content description)         'Strange Skies'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Mr Dan'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Mp3gain_minmax'                               '000,190'
'TXXX:Mp3gain_undo'                                 '+003,+003,N'
'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'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.74 dB'
'TXXX:replaygain_track_peak'                        '0.626804'

========================== row from database ==========================
                                              'id'  1403221
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/Dope On Plastic 5-2/Mr Dan - Strange Skies.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  449
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  7189682
                                           'mtime'  1622757042
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat On electronic generic or radio dance
                                      'tag_artist'  Mr Dan
                                     'tag_release'  Dope on Plastic 5-2
                                       'tag_title'  Strange Skies
                                             'bpm'  133.316
                                    'search_title'  'skies':2 'strange':1
                                   'search_artist'  'dan':2 'mr':1
                                  'search_release'  '2':5 '5':4 '52':6 'dope':1 'on':2 'plastic':3
                                     'search_rest'  '00poprockelectronic':1 'dance':3 'electronic':6 'generic':2 'on':5 'or':7 'radio':8 'trapbeat':4
                                    'search_combo'  '00poprockelectronic':11 '2':9C '5':8C '52':10C 'dan':4B 'dance':13 'dope':5C 'electronic':16 'generic':12 'mr':3B 'on':6C,15 'or':17 'plastic':7C 'radio':18 'skies':2A 'strange':1A 'trapbeat':14
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622757042.0268044  (2021-06-03 23:50:42)
                             'size'  7189682