======================== unified (from filesystem) ========================
                                         'bitrate'  '216.096'
                                        'duration'  '1129'
                                          'artist'  'Muslimgauze'
                                     'text_people'  ''
                                         'release'  'Veiled Sisters'
                                           'title'  'Shaitan Verse / Cholera / Katyusha / Ingreswallah'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'q-syn-3', 'q-bass-1', '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-1']")
                                      'lastfmtags'  "['idm', 'industrial', 'electronic', 'experimental', 'ambient']"
                                     'discogstags'  "['electronic', 'experimental', 'ambient', 'dub']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '3'
                                            'date'  '1993'
                                        'comments'  ''
                                           'genre'  'loc-m'
                                             'bpm'  '125.006'
                                             'key'  '8A'
                                        'acoustid'  'db483e70-6573-414c-9c9a-c3fc14a887db'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Veiled Sisters'
'TBPM' (BPM (beats per minute))                     '125.006'
'TCON' (Content type, a.k.a. Genre)                 'loc-m'
'TDRC' (Recording time)                             '1993-11-24'
'TIT2' (Title/songname/content description)         'Shaitan Verse / Cholera / Katyusha / Ingreswallah'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Muslimgauze'
'TPE2' (Band/orchestra/accompaniment)               'Muslimgauze'
'TPOS' (Part of a set)                              '2/2'
'TRCK' (Track number/Position in set)               '1/3'
'TSO2'                                              'Muslimgauze'
'TSOP' (Performer sort order)                       'Muslimgauze'
'TXXX:ASIN'                                         'B00004TD8Z'
'TXXX:Acoustid Id'                                  'db483e70-6573-414c-9c9a-c3fc14a887db'
'TXXX:BARCODE'                                      '753907772029'
'TXXX:CATALOGNUMBER'                                'SOL 20 CD'
'TXXX:DISCSUBTITLE'                                 'Sister Two'
'TXXX:LABEL'                                        'Soleilmoon Recordings'
'TXXX:MEDIA'                                        'CD'
'TXXX:MusicBrainz Album Artist Id'                  '06fc1189-d7cd-4344-b09a-51cd82cfefe5'
'TXXX:MusicBrainz Album Id'                         '66f3e4ed-e7b5-41b7-8eb4-343a211e692d'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '06fc1189-d7cd-4344-b09a-51cd82cfefe5'
'TXXX:MusicBrainz Track Id'                         '1641778a-274a-408f-9bf1-61af6c9d91ac'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '3'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'experimental', 'ambient', 'dub']
'TXXX:lastfmtags'                                   ['idm', 'industrial', 'electronic', 'experimental', 'ambient']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+6.15 dB'
'TXXX:replaygain_track_peak'                        '0.891737'

========================== row from database ==========================
                                              'id'  1110368
                                            'path'  /data/Music/Bulk/00localcharacter/Muslimgauze/Veiled Sisters - Sister One/01 Shaitan Verse - Cholera - Katyusha - Ingneswallah.mp3
                                         'working'  None
                                         'bitrate'  216
                                    'duration_sec'  1129
                                           'genre'  loc-m
                                        'filesize'  30520805
                                           'mtime'  1620527540
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter One 01 Ingneswallah loc
                                      'tag_artist'  Muslimgauze
                                     'tag_release'  Veiled Sisters
                                       'tag_title'  Shaitan Verse / Cholera / Katyusha / Ingreswallah
                                             'bpm'  125.006
                                    'search_title'  'cholera':3 'ingreswallah':5 'katyusha':4 'shaitan':1 'verse':2
                                   'search_artist'  'muslimgauze':1
                                  'search_release'  'sisters':2 'veiled':1
                                     'search_rest'  'ingneswallah':2 'loc':3 'one':1
                                    'search_combo'  'cholera':3A 'ingneswallah':10 'ingreswallah':5A 'katyusha':4A 'loc':11 'muslimgauze':6B 'one':9 'shaitan':1A 'sisters':8C 'veiled':7C 'verse':2A
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['idm', 'industrial', 'electronic', 'experimental', 'ambient']
                                        'tag_date'  1993
                                     'discogstags'  ['electronic', 'experimental', 'ambient', 'dub']

============================== file details ==============================
                                           'mtime'  1620527539.788727  (2021-05-09 04:32:19)
                             'size'  30520805