======================== unified (from filesystem) ========================
                                         'bitrate'  '246.698'
                                        'duration'  '317'
                                          'artist'  'Straplocked'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Make Room'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-2', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronic', 'retrowave', 'synthwave', 'darksynth']"
                                     'discogstags'  "['electronic', 'synthwave']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '163'
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'electronic-we-synthwave or chillwave or retrowave'
                                             'bpm'  '139.8'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '139.8'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-synthwave or chillwave or retrowave'
'TDRC' (Recording time)                             '2015'
'TIT2' (Title/songname/content description)         'Make Room'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Straplocked'
'TRCK' (Track number/Position in set)               '163'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:Software'                                     'Lavf58.2.100'
'TXXX:discogstags'                                  ['electronic', 'synthwave']
'TXXX:lastfmtags'                                   ['electronic', 'retrowave', 'synthwave', 'darksynth']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.11 dB'
'TXXX:replaygain_track_peak'                        '0.454145'

========================== row from database ==========================
                                              'id'  1350295
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00synthwave/Don Dellpiero - Synthwave/Straplocked_-_Make_Room.mp3
                                         'working'  None
                                         'bitrate'  246
                                    'duration_sec'  317
                                           'genre'  electronic-we-synthwave or chillwave or retrowave
                                        'filesize'  9786748
                                           'mtime'  1620609143
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00synthwave Don Dellpiero Synthwave Straplocked_ _Make_Room electronic we synthwave or chillwave or retrowave
                                      'tag_artist'  Straplocked
                                     'tag_release'  None
                                       'tag_title'  Make Room
                                             'bpm'  139.8
                                    'search_title'  'make':1 'room':2
                                   'search_artist'  'straplocked':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 '00synthwave':4 'chillwave':14 'dellpiero':6 'disco':3 'don':5 'electronic':11 'make':9 'or':13 'retrowave':15 'room':10 'straplocked':8 'synthwave':7 'waves':2 'we':12
                                    'search_combo'  '00poprockelectronic':4 '00synthwave':7 'chillwave':17 'dellpiero':9 'disco':6 'don':8 'electronic':14 'make':1A,12 'or':16 'retrowave':18 'room':2A,13 'straplocked':3B,11 'synthwave':10 'waves':5 'we':15
                                    'tag_tracknum'  163
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'retrowave', 'synthwave', 'darksynth']
                                        'tag_date'  2015
                                     'discogstags'  ['electronic', 'synthwave']

============================== file details ==============================
                                           'mtime'  1620609142.7686045  (2021-05-10 03:12:22)
                             'size'  9786748