======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '210'
                                          'artist'  'The Cure'
                                     'text_people'  ''
                                         'release'  'Acoustic Hits'
                                           'title'  'Lovesong'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'new wave', 'alternative', 'post punk', 'rock']"
                                     'discogstags'  "['electronic', 'rock', 'pop', 'alternative rock', 'new wave', 'synth-pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '8'
                                            'date'  '2017'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '140'
                                             'key'  '8A'
                                        'acoustid'  'f0d62814-1178-4a99-8d29-4b217ef08b31'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Acoustic Hits'
'TBPM' (BPM (beats per minute))                     '140'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDOR' (Original release time)                      '2017'
'TDRC' (Recording time)                             '2017-04-22'
'TIT2' (Title/songname/content description)         'Lovesong'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'The Cure'
'TPE2' (Band/orchestra/accompaniment)               'The Cure'
'TPOS' (Part of a set)                              '2/2'
'TPUB' (Publisher)                                  'Universal Music Catalogue/Fiction Records/Polydor'
'TRCK' (Track number/Position in set)               '1/8'
'TSO2'                                              'Cure, The'
'TSOP' (Performer sort order)                       'Cure, The'
'TSRC' (ISRC (international standard recording code))  'GBALB0100011'
'TXXX:ASIN'                                         'B01NGTHYPM'
'TXXX:Acoustid Id'                                  'f0d62814-1178-4a99-8d29-4b217ef08b31'
'TXXX:Artists'                                      'The Cure'
'TXXX:BARCODE'                                      '602557263459'
'TXXX:CATALOGNUMBER'                                '0060255726345 ( 9 )/572 634-5'
'TXXX:MusicBrainz Album Artist Id'                  '69ee3720-a7cb-4402-b48d-a02c366f2bcf'
'TXXX:MusicBrainz Album Id'                         '2c8aeba0-066b-40e5-a9eb-99448497cb74'
'TXXX:MusicBrainz Album Release Country'            'XE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '69ee3720-a7cb-4402-b48d-a02c366f2bcf'
'TXXX:MusicBrainz Release Group Id'                 '27be4eb9-8e1a-4bfc-8885-df2434930bda'
'TXXX:MusicBrainz Release Track Id'                 '87c9f772-a002-4122-804d-8d53ac841e61'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'rock', 'pop', 'alternative rock', 'new wave', 'synth-pop']
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'alternative', 'post punk', 'rock']
'TXXX:originalyear'                                 '2017'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.78 dB'
'TXXX:replaygain_track_peak'                        '0.375828'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'6a538a7e-b9c9-45f5-bd4b-74653e95560c')

========================== row from database ==========================
                                              'id'  147650
                                            'path'  /data/Music/Bulk/00dwimp/The Cure/Greatest Hits - Acoustic/MBZ;#The Cure;#Greatest Hits - Acoustic;#11;#Lovesing.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  210
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  5111140
                                           'mtime'  1620515560
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp Greatest MBZ;#The Cure;#Greatest Acoustic;#11;#Lovesing electronic we new wave or post punk
                                      'tag_artist'  The Cure
                                     'tag_release'  Acoustic Hits
                                       'tag_title'  Lovesong
                                             'bpm'  140.0
                                    'search_title'  'lovesong':1
                                   'search_artist'  'cure':2 'the':1
                                  'search_release'  'acoustic':1 'hits':2
                                     'search_rest'  '00dwimp':1 '11':12,15 'acoustic':11,14 'cure':7,9 'electronic':17 'greatest':2,8,10 'lovesing':13,16 'mbz':3,5 'new':19 'or':21 'post':22 'punk':23 'the':4,6 'wave':20 'we':18
                                    'search_combo'  '00dwimp':6 '11':17,20 'acoustic':4C,16,19 'cure':3B,12,14 'electronic':22 'greatest':7,13,15 'hits':5C 'lovesing':18,21 'lovesong':1A 'mbz':8,10 'new':24 'or':26 'post':27 'punk':28 'the':2B,9,11 'wave':25 'we':23
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['80s', 'new wave', 'alternative', 'post punk', 'rock']
                                        'tag_date'  2017
                                     'discogstags'  ['electronic', 'rock', 'pop', 'alternative rock', 'new wave', 'synth-pop']

============================== file details ==============================
                                           'mtime'  1620515560.0211616  (2021-05-09 01:12:40)
                             'size'  5111140