======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '686'
                                          'artist'  'School of Seven Bells'
                                     'text_people'  ''
                                         'release'  'Alpinisms'
                                           'title'  'Sempiternal/Amaranth'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['psychedelic', 'shoegaze', 'electronic', 'dream pop', 'experimental']"
                                     'discogstags'  "['electronic', 'downtempo', 'indie rock', 'ethereal', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '11'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-shoegaze or dreampop'
                                             'bpm'  '130'
                                             'key'  '11B'
                                        'acoustid'  'c161b0b1-d42a-482d-85b8-3c55778f4e78'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 000007B8 00000922 00004E95 00004E0A 00032605 000485A7 00008899 00008551 '
 '00054F97 00063134')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000A38 0000000001CDE7B8 00000000 00FB5398 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '11+060AA9CF29E4A65EFAA9EB113D2C4CC3+11552600'
'TALB' (Album/Movie/Show title)                     'Alpinisms'
'TBPM' (BPM (beats per minute))                     '130'
'TCON' (Content type, a.k.a. Genre)                 'electronic-shoegaze or dreampop'
'TDOR' (Original release time)                      '2008'
'TDRC' (Recording time)                             '2008'
'TENC' (Encoded by)                                 'iTunes 8.0.2.20'
'TIT2' (Title/songname/content description)         'Sempiternal/Amaranth'
'TKEY' (Initial key)                                '11B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'School of Seven Bells'
'TPE2' (Band/orchestra/accompaniment)               'School of Seven Bells'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Full Time Hobby'
'TRCK' (Track number/Position in set)               '8/11'
'TSO2'                                              'School of Seven Bells'
'TSOP' (Performer sort order)                       'School of Seven Bells'
'TXXX:Acoustid Id'                                  'c161b0b1-d42a-482d-85b8-3c55778f4e78'
'TXXX:Artists'                                      'School of Seven Bells'
'TXXX:BARCODE'                                      '5060100665672'
'TXXX:CATALOGNUMBER'                                'FTH068CDB'
'TXXX:MusicBrainz Album Artist Id'                  '57843aed-c1c1-4f45-9859-478dd999bc18'
'TXXX:MusicBrainz Album Id'                         'ebe84220-21b4-4bf3-89dd-014a09eacf03'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '57843aed-c1c1-4f45-9859-478dd999bc18'
'TXXX:MusicBrainz Release Group Id'                 'fa611806-c800-3dec-baa9-7b64ffc505c5'
'TXXX:MusicBrainz Release Track Id'                 '52763f50-e91e-3a3f-9cba-2e76fb31dd61'
'TXXX:Q-HAP'                                        '3'
'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', 'downtempo', 'indie rock', 'ethereal', 'rock']
'TXXX:lastfmtags'                                   ['psychedelic', 'shoegaze', 'electronic', 'dream pop', 'experimental']
'TXXX:originalyear'                                 '2008'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.75 dB'
'TXXX:replaygain_track_peak'                        '0.468778'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ed91ac3c-d7c2-4c91-bef4-e6c93c173834')
'UFID:http://www.cddb.com/id3/taginfo1.html'        UFID(owner='http://www.cddb.com/id3/taginfo1.html', data=b'3CD3O8Q163666499V28AB81BD2DDC3FDE76046CFD752BD16630P2\x00')

========================== row from database ==========================
                                              'id'  1418750
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/School of Seven Bells - Alpinisms/08 Sempiternal_Amaranth.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  686
                                           'genre'  electronic-shoegaze or dreampop
                                        'filesize'  16573037
                                           'mtime'  1636910062
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock 08 Sempiternal_Amaranth electronic shoegaze or dreampop
                                      'tag_artist'  School of Seven Bells
                                     'tag_release'  Alpinisms
                                       'tag_title'  Sempiternal/Amaranth
                                             'bpm'  130.0
                                    'search_title'  'amaranth':2 'sempiternal':1 'sempiternalamaranth':3
                                   'search_artist'  'bells':4 'of':2 'school':1 'seven':3
                                  'search_release'  'alpinisms':1
                                     'search_rest'  '00poprockelectronic':1 'amaranth':5 'dreampop':9 'electronic':6 'indierock':3 'or':8 'poprock':2 'sempiternal':4 'shoegaze':7
                                    'search_combo'  '00poprockelectronic':9 'alpinisms':8C 'amaranth':2A,13 'bells':7B 'dreampop':17 'electronic':14 'indierock':11 'of':5B 'or':16 'poprock':10 'school':4B 'sempiternal':1A,12 'sempiternalamaranth':3A 'seven':6B 'shoegaze':15
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-3', 'q-syn-2', 'q-chart-3', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['psychedelic', 'shoegaze', 'electronic', 'dream pop', 'experimental']
                                        'tag_date'  2008
                                     'discogstags'  ['electronic', 'downtempo', 'indie rock', 'ethereal', 'rock']

============================== file details ==============================
                                           'mtime'  1636910062.2412999  (2021-11-14 18:14:22)
                             'size'  16573037