======================== unified (from filesystem) ========================
                                         'bitrate'  '146.898'
                                        'duration'  '169'
                                          'artist'  '砂原良徳'
                                     'text_people'  ''
                                         'release'  "Pan Am: The Sound of '70s"
                                           'title'  'Theme From Take-off (Magic Sunset)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'Q-PLAY-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-vocals-2', 'q-mixbeat-2', "
 "'Q-PIANO-2']")
                                      'lastfmtags'  "['electronica', 'electronic', 'japanese', 'japan', 'downtempo', 'chillout']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '9'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '84.140'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'POPM:\x01ÿþ3'                                      POPM(email='\x01ÿþ3', rating=153, count=0)
'TALB' (Album/Movie/Show title)                     "Pan Am: The Sound of '70s"
'TBPM' (BPM (beats per minute))                     '84.140'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '1998-11-11'
'TIT2' (Title/songname/content description)         'Theme From Take-off (Magic Sunset)'
'TKEY' (Initial key)                                '3A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               '砂原良徳'
'TPE2' (Band/orchestra/accompaniment)               '砂原良徳'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Ki/oon'
'TRCK' (Track number/Position in set)               '1/9'
'TSO2'                                              'Sunahara, Yoshinori'
'TSOP' (Performer sort order)                       'Sunahara, Yoshinori'
'TXXX:ASIN'                                         'B00000INO9'
'TXXX:Artists'                                      '砂原良徳'
'TXXX:BARCODE'                                      '4988009024301'
'TXXX:CATALOGNUMBER'                                'KSC2 243'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:MusicBrainz Album Artist'                     '砂原良徳'
'TXXX:MusicBrainz Album Artist Id'                  '142cab6a-55a8-462a-8c3d-569d48e88709'
'TXXX:MusicBrainz Album Artist Sortname'            'Sunahara, Yoshinori'
'TXXX:MusicBrainz Album Id'                         'e759191a-5dff-439d-ad06-5240f0f7d68c'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '142cab6a-55a8-462a-8c3d-569d48e88709'
'TXXX:MusicBrainz Non-Album'                        '0'
'TXXX:MusicBrainz Release Group Id'                 '445a22d2-9983-3b6b-90ec-a7ecfde0aa10'
'TXXX:MusicBrainz Release Track Id'                 '419be2fb-2097-3420-9365-ec1688018b47'
'TXXX:MusicIP PUID'                                 '20045a81-11d5-95e0-d2e1-247791ab7f3c'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['electronica', 'electronic', 'japanese', 'japan', 'downtempo', 'chillout']
'TXXX:originalyear'                                 '1998'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.28 dB'
'TXXX:replaygain_track_peak'                        '0.447873'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'e4ef6a4b-d923-4cbe-ac11-53dd1cae42b5')

========================== row from database ==========================
                                              'id'  1342012
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Yoshinori Sunahara__cifs9711.mp3
                                         'working'  None
                                         'bitrate'  146
                                    'duration_sec'  169
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  3173093
                                           'mtime'  1636911454
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] Yoshinori Sunahara__cifs9711 electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  砂原良徳
                                     'tag_release'  Pan Am: The Sound of '70s
                                       'tag_title'  Theme From Take-off (Magic Sunset)
                                             'bpm'  84.14
                                    'search_title'  'from':2 'magic':6,7 'off':4 'sunset':8,9 'take':3 'takeoff':5 'theme':1
                                   'search_artist'  '砂原良徳':1
                                  'search_release'  '70s':7,8 'am':2,3 'of':6 'pan':1 'sound':5 'the':4
                                     'search_rest'  '00poprockelectronic':1 'acid':15 'cifs9711':9 'downtempo':14 'electronic':10 'files':5,6 'hop':12 'jazz':16 'loose':3,4 'or':13 'sunahara':8 'trip':11 'unsorted':2 'yoshinori':7
                                    'search_combo'  '00poprockelectronic':19 '70s':17C,18C 'acid':33 'am':12C,13C 'cifs9711':27 'downtempo':32 'electronic':28 'files':23,24 'from':2A 'hop':30 'jazz':34 'loose':21,22 'magic':6A,7A 'of':16C 'off':4A 'or':31 'pan':11C 'sound':15C 'sunahara':26 'sunset':8A,9A 'take':3A 'takeoff':5A 'the':14C 'theme':1A 'trip':29 'unsorted':20 'yoshinori':25 '砂原良徳':10B
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'Q-PIANO-2', 'q-mixbeat-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'electronic', 'japanese', 'japan', 'downtempo', 'chillout']
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636911454.0098696  (2021-11-14 18:37:34)
                             'size'  3173093