======================== unified (from filesystem) ========================
                                         'bitrate'  '192.221'
                                        'duration'  '172'
                                          'artist'  'Sly Stone'
                                     'text_people'  ''
                                         'release'  'Pulp Fusion: Magnum'
                                           'title'  'Crossword Puzzle'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['funk', 'jazz', 'soul', 'blues', 'funk tag']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '12'
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '102.4'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Pulp Fusion: Magnum'
'TBPM' (BPM (beats per minute))                     '102.4'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '2001-11-05'
'TIT2' (Title/songname/content description)         'Crossword Puzzle'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Sly Stone'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '3/12'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:acoustid_id'                                  '694c8f5a-373f-4fbb-b40a-266ce869d1c3'
'TXXX:albumartistsort'                              'Various Artists'
'TXXX:artistsort'                                   'Stone, Sly'
'TXXX:asin'                                         'B00005RGLA'
'TXXX:barcode'                                      '5014797020375'
'TXXX:catalognumber'                                'HURTCD 037'
'TXXX:compilation'                                  '1'
'TXXX:label'                                        'Harmless'
'TXXX:lastfmtags'                                   ['funk', 'jazz', 'soul', 'blues', 'funk tag']
'TXXX:media'                                        'CD'
'TXXX:musicbrainz_albumartistid'                    '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:musicbrainz_albumid'                          'd13022e8-7d28-3df6-875a-860b8d9419bc'
'TXXX:musicbrainz_artistid'                         'a833e001-7c3b-491f-b7d4-2ef367837b95'
'TXXX:musicbrainz_trackid'                          'adefdf79-d317-4e27-a36d-48c04a5a2e73'
'TXXX:originaldate'                                 '2001-11-05'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:releasecountry'                               'GB'
'TXXX:releasestatus'                                'official'
'TXXX:releasetype'                                  'compilation'
'TXXX:replaygain_track_gain'                        '-0.25 dB'
'TXXX:replaygain_track_peak'                        '0.507376'
'TXXX:script'                                       'Latn'

========================== row from database ==========================
                                              'id'  1113938
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/PULP FUSION 6 - MAGNUM [HARMLESS] (2001)/03. sly stone - crossword puzzle [1975].mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  172
                                           'genre'  funk or soul
                                        'filesize'  4195455
                                           'mtime'  1622756536
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul PULP FUSION 6 MAGNUM [HARMLESS] (2001) 03. sly stone crossword puzzle [1975] funk soul
                                      'tag_artist'  Sly Stone
                                     'tag_release'  Pulp Fusion: Magnum
                                       'tag_title'  Crossword Puzzle
                                             'bpm'  102.4
                                    'search_title'  'crossword':1 'puzzle':2
                                   'search_artist'  'sly':1 'stone':2
                                  'search_release'  'fusion':2,3 'magnum':4 'pulp':1
                                     'search_rest'  '03':12,13 '1975':18,19 '2001':10,11 '6':6 'crossword':16 'funk':2 'fusion':5 'harmless':8,9 'magnum':7 'pulp':4 'puzzle':17 'sly':14 'soul':3 'stone':15 'swing':1
                                    'search_combo'  '03':20,21 '1975':26,27 '2001':18,19 '6':14 'crossword':1A,24 'funk':10 'fusion':6C,7C,13 'harmless':16,17 'magnum':8C,15 'pulp':5C,12 'puzzle':2A,25 'sly':3B,22 'soul':11 'stone':4B,23 'swing':9
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['funk', 'jazz', 'soul', 'blues', 'funk tag']
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622756535.965688  (2021-06-03 23:42:15)
                             'size'  4195455