======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '282'
                                          'artist'  'Seabound'
                                     'text_people'  ''
                                         'release'  'No Sleep Demon'
                                           'title'  'Avalost (instrumental)'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'Q-SYN-3', 'Q-BUSY-3', 'Q-GRIT-3', 'Q-PLAY-3', 'q-bass-4', "
 "'Q-CHART-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'Q-MIXBEAT-3']")
                                      'lastfmtags'  "['futurepop', 'synthpop', 'ebm', 'electronic', 'industrial']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '10'
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave-futurepop'
                                             'bpm'  '119.8'
                                             'key'  '12A'
                                        'acoustid'  '2f122bab-f315-47c5-a11e-ad170d80f7ef'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'No Sleep Demon'
'TBPM' (BPM (beats per minute))                     '119.8'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave-futurepop'
'TDOR' (Original release time)                      '2001'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Avalost (instrumental)'
'TKEY' (Initial key)                                '12A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Seabound'
'TPE2' (Band/orchestra/accompaniment)               'Seabound'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Dependent Records'
'TRCK' (Track number/Position in set)               '9/10'
'TSO2'                                              'Seabound'
'TSOP' (Performer sort order)                       'Seabound'
'TXXX:ASIN'                                         'B000089CHX'
'TXXX:Acoustid Id'                                  '2f122bab-f315-47c5-a11e-ad170d80f7ef'
'TXXX:Artists'                                      'Seabound'
'TXXX:BARCODE'                                      '4042564004229'
'TXXX:CATALOGNUMBER'                                'Mind 025'
'TXXX:MusicBrainz Album Artist Id'                  '816ba2e2-31da-4cb7-ace0-99546f6bd657'
'TXXX:MusicBrainz Album Id'                         '7f4e243c-2ffe-3956-b514-9973e40184a2'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '816ba2e2-31da-4cb7-ace0-99546f6bd657'
'TXXX:MusicBrainz Release Group Id'                 'af1a0400-d159-3e26-bf11-fe3e2ed95050'
'TXXX:MusicBrainz Release Track Id'                 'a4025ad5-d23b-3b2b-b863-98e455e497b1'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '3'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['futurepop', 'synthpop', 'ebm', 'electronic', 'industrial']
'TXXX:originalyear'                                 '2001'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.63 dB'
'TXXX:replaygain_track_peak'                        '0.480639'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'39bbf6c0-4dd8-4446-ac51-f65c4fb6263c')

========================== row from database ==========================
                                              'id'  1488542
                                            'path'  /data/Music/Bulk/00dwimp/[2001] No Sleep Demon (CBR 192k)/09-avalost (intrumental).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  282
                                           'genre'  eid-ebm or industrial or darkwave-futurepop
                                        'filesize'  6847711
                                           'mtime'  1620296732
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp [2001] (CBR 192k) 09 avalost (intrumental) eid ebm or industrial or darkwave futurepop
                                      'tag_artist'  Seabound
                                     'tag_release'  No Sleep Demon
                                       'tag_title'  Avalost (instrumental)
                                             'bpm'  119.8
                                    'search_title'  'avalost':1 'instrumental':2,3
                                   'search_artist'  'seabound':1
                                  'search_release'  'demon':3 'no':1 'sleep':2
                                     'search_rest'  '00dwimp':1 '192k':6,7 '2001':2,3 'avalost':8 'cbr':4,5 'darkwave':15 'ebm':12 'eid':11 'futurepop':16 'industrial':14 'intrumental':9,10 'or':13
                                    'search_combo'  '00dwimp':8 '192k':13,14 '2001':9,10 'avalost':1A,15 'cbr':11,12 'darkwave':22 'demon':7C 'ebm':19 'eid':18 'futurepop':23 'industrial':21 'instrumental':2A,3A 'intrumental':16,17 'no':5C 'or':20 'seabound':4B 'sleep':6C
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'Q-OLDST-3', 'Q-GRIT-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-3', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-1', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  ['futurepop', 'synthpop', 'ebm', 'electronic', 'industrial']
                                        'tag_date'  2001
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620296731.9861891  (2021-05-06 12:25:31)
                             'size'  6847711