======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '107'
                                          'artist'  'Alex Menzies'
                                     'text_people'  ''
                                         'release'  'Mechanical Marvels: Clockwork dreams'
                                           'title'  'Sketch 17 III'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['electronic', 'experimental', 'ambient']"
                                     'discogstags'  "['drone', 'electronic', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  ''
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '111.9'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Mechanical Marvels: Clockwork dreams'
'TBPM' (BPM (beats per minute))                     '111.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDRC' (Recording time)                             '2016'
'TIT2' (Title/songname/content description)         'Sketch 17 III'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Alex Menzies'
'TRCK' (Track number/Position in set)               '18'
'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'                                  ['drone', 'electronic', 'ambient']
'TXXX:lastfmtags'                                   ['electronic', 'experimental', 'ambient']
'TXXX:other'                                        '262160998'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+2.73 dB'
'TXXX:replaygain_track_peak'                        '0.652789'

========================== row from database ==========================
                                              'id'  940643
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/soundcloud/alexsmoke/Alex Menzies - Mechanical Marvels- Clockwork Dreams - 18 Sketch 17 III-262160998.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  107
                                           'genre'  electronic
                                        'filesize'  1717572
                                           'mtime'  1636912887
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm soundcloud alexsmoke Dreams 18 262160998 electronic
                                      'tag_artist'  Alex Menzies
                                     'tag_release'  Mechanical Marvels: Clockwork dreams
                                       'tag_title'  Sketch 17 III
                                             'bpm'  111.9
                                    'search_title'  'iii':2 'sketch':1
                                   'search_artist'  'alex':1 'menzies':2
                                  'search_release'  'clockwork':4 'dreams':5 'marvels':2,3 'mechanical':1
                                     'search_rest'  '18':4 '262160998':5 'alexsmoke':2 'dreams':3 'electronic':6 'soundcloud':1
                                    'search_combo'  '18':13 '262160998':14 'alex':3B 'alexsmoke':11 'clockwork':8C 'dreams':9C,12 'electronic':15 'iii':2A 'marvels':6C,7C 'mechanical':5C 'menzies':4B 'sketch':1A 'soundcloud':10
                                    'tag_tracknum'  18
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'experimental', 'ambient']
                                        'tag_date'  2016
                                     'discogstags'  ['drone', 'electronic', 'ambient']

============================== file details ==============================
                                           'mtime'  1636912887.2221024  (2021-11-14 19:01:27)
                             'size'  1717572