======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '420'
                                          'artist'  'Buffalo Daughter'
                                     'text_people'  ''
                                         'release'  'Euphorica'
                                           'title'  'Lost Guitar'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['shibuya kei', 'electronic', 'japanese', 'experimental', 'rock']"
                                     'discogstags'  "['electronic', 'rock', 'funk / soul', 'pop', 'j-pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '10'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jrock-shibuyakei;set-pl-sced'
                                             'bpm'  '90.0'
                                             'key'  '1A'
                                        'acoustid'  '3b432faf-e0e1-46dd-967b-ed1f89a44415'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00000DFE 00000A25 000037BE'
'COMM:iTunNORM:eng'                                 (' 00000DFE 00000A25 000037BE 00003786 00004E4E 00004E4E 00008000 00008000 '
 '0004BB07 0004BB1E')
'TALB' (Album/Movie/Show title)                     'Euphorica'
'TBPM' (BPM (beats per minute))                     '90.0'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jrock-shibuyakei', 'set-pl-sced']
'TDOR' (Original release time)                      '2006'
'TDRC' (Recording time)                             '2006-04-02'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['mix', 'ZAK']])
'TIT2' (Title/songname/content description)         'Lost Guitar'
'TKEY' (Initial key)                                '1A'
'TMED' (Media type)                                 'SACD'
'TPE1' (Lead performer(s)/Soloist(s))               'Buffalo Daughter'
'TPE2' (Band/orchestra/accompaniment)               'Buffalo Daughter'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'V2 Records Japan'
'TRCK' (Track number/Position in set)               '7/10'
'TSO2'                                              'Buffalo Daughter'
'TSOP' (Performer sort order)                       'Buffalo Daughter'
'TXXX:ASIN'                                         'B000E1P2HG'
'TXXX:Acoustid Id'                                  '3b432faf-e0e1-46dd-967b-ed1f89a44415'
'TXXX:Artists'                                      'Buffalo Daughter'
'TXXX:BARCODE'                                      '4520227003418'
'TXXX:CATALOGNUMBER'                                'V2CL-10002'
'TXXX:MusicBrainz Album Artist Id'                  'c71ae637-cbc5-4f57-9c1a-38d691bd3c43'
'TXXX:MusicBrainz Album Id'                         'e3654b53-039f-4639-b307-489e80767cfa'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'c71ae637-cbc5-4f57-9c1a-38d691bd3c43'
'TXXX:MusicBrainz Release Group Id'                 '027e9bec-9d14-3fc4-98a7-3916e2892fd8'
'TXXX:MusicBrainz Release Track Id'                 'c87136cc-a71e-3916-a28c-474eb013b4fe'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'rock', 'funk / soul', 'pop', 'j-pop']
'TXXX:lastfmtags'                                   ['shibuya kei', 'electronic', 'japanese', 'experimental', 'rock']
'TXXX:originalyear'                                 '2006'
'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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.99 dB'
'TXXX:replaygain_track_peak'                        '0.452622'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'c76322fe-3547-432a-95a7-4b8305ccdc32')

========================== row from database ==========================
                                              'id'  453770
                                            'path'  /data/Music/Bulk/00localcharacter/Buffalo Daughter/[2006] Euphorica/07 Lost Guitar.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  420
                                           'genre'  loc-asia-japan;loc-asia-japan-jrock-shibuyakei;set-pl-sced
                                        'filesize'  10111016
                                           'mtime'  1637020028
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter [2006] 07 loc asia japan;loc asia japan jrock shibuyakei;set pl sced
                                      'tag_artist'  Buffalo Daughter
                                     'tag_release'  Euphorica
                                       'tag_title'  Lost Guitar
                                             'bpm'  90.0
                                    'search_title'  'guitar':2 'lost':1
                                   'search_artist'  'buffalo':1 'daughter':2
                                  'search_release'  'euphorica':1
                                     'search_rest'  '2006':1,2 'asia':4 'japan':5,7,9 'jrock':10 'loc':3,6,8 'pl':15 'sced':16 'set':12,14 'shibuyakei':11,13
                                    'search_combo'  '2006':6,7 'asia':9 'buffalo':3B 'daughter':4B 'euphorica':5C 'guitar':2A 'japan':10,12,14 'jrock':15 'loc':8,11,13 'lost':1A 'pl':20 'sced':21 'set':17,19 'shibuyakei':16,18
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['shibuya kei', 'electronic', 'japanese', 'experimental', 'rock']
                                        'tag_date'  2006
                                     'discogstags'  ['electronic', 'rock', 'funk / soul', 'pop', 'j-pop']

============================== file details ==============================
                                           'mtime'  1637020027.9146407  (2021-11-16 00:47:07)
                             'size'  10111016