======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '282'
                                          'artist'  'THE BACK HORN'
                                     'text_people'  ''
                                         'release'  'Ikiru Sainou'
                                           'title'  'Wakusei Melancholy'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', '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-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['jrock', 'alternative', 'rock', 'japanese', 'j rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '11'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;loc-asia-japan-jrock'
                                             'bpm'  '118'
                                             'key'  '9B'
                                        'acoustid'  '07300a71-e9a2-4fa9-9f7e-3c52955cdf72'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         '[Ikiru Sainou] - Wakusei Melancholy'
'COMM:ID3v1 Comment:XXX'                            '[Ikiru Sainou] - Wakusei Mel'
'COMM:iTunNORM:eng'                                 (' 000021E9 00002596 000077D1 000089DC 00029855 00029855 00007FE8 00007DA1 '
 '0001ADDE 0002983E')
'TALB' (Album/Movie/Show title)                     'Ikiru Sainou'
'TBPM' (BPM (beats per minute))                     '118'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'loc-asia-japan-jrock']
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Wakusei Melancholy'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'THE BACK HORN'
'TPE2' (Band/orchestra/accompaniment)               'THE BACK HORN'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '1/11'
'TSO2'                                              'Back Horn, The'
'TSOP' (Performer sort order)                       'Back Horn, The'
'TXXX:Acoustid Id'                                  '07300a71-e9a2-4fa9-9f7e-3c52955cdf72'
'TXXX:Artists'                                      'THE BACK HORN'
'TXXX:MusicBrainz Album Artist Id'                  '05f4fbf4-d01f-4dac-bd66-9613e4db8044'
'TXXX:MusicBrainz Album Id'                         '50c359d3-a65a-41aa-b047-2ac2291afd0a'
'TXXX:MusicBrainz Album Status'                     'pseudo-release'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '05f4fbf4-d01f-4dac-bd66-9613e4db8044'
'TXXX:MusicBrainz Release Group Id'                 '63b9913e-f718-3e23-8084-7870830c9a4d'
'TXXX:MusicBrainz Release Track Id'                 'dc1b8bb0-3597-4de2-b256-097ce08aa94d'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['jrock', 'alternative', 'rock', 'japanese', 'j rock']
'TXXX:originalyear'                                 '2003'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.80 dB'
'TXXX:replaygain_track_peak'                        '0.316467'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'7fb9d46b-a5b6-4889-a40d-3eb57a3f6ea9')

========================== row from database ==========================
                                              'id'  287752
                                            'path'  /data/Music/Bulk/00localcharacter/THE BACK HORN/[2003] イキルサイノウ/01 惑星メランコリー.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  282
                                           'genre'  loc-asia-japan;loc-asia-japan-jrock
                                        'filesize'  11349853
                                           'mtime'  1637020122
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter [2003] イキルサイノウ 01 惑星メランコリー loc asia japan;loc asia japan jrock
                                      'tag_artist'  THE BACK HORN
                                     'tag_release'  Ikiru Sainou
                                       'tag_title'  Wakusei Melancholy
                                             'bpm'  118.0
                                    'search_title'  'melancholy':2 'wakusei':1
                                   'search_artist'  'back':2 'horn':3 'the':1
                                  'search_release'  'ikiru':1 'sainou':2
                                     'search_rest'  '2003':1,2 'asia':8 'ikirusainou':4 'japan':9,11,13 'jrock':14 'loc':7,10,12 'イキルサイノウ':3 '惑星merankori':6 '惑星メランコリー':5
                                    'search_combo'  '2003':8,9 'asia':15 'back':4B 'horn':5B 'ikiru':6C 'ikirusainou':11 'japan':16,18,20 'jrock':21 'loc':14,17,19 'melancholy':2A 'sainou':7C 'the':3B 'wakusei':1A 'イキルサイノウ':10 '惑星merankori':13 '惑星メランコリー':12
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['jrock', 'alternative', 'rock', 'japanese', 'j rock']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637020122.4725788  (2021-11-16 00:48:42)
                             'size'  11349853