======================== unified (from filesystem) ========================
                                         'bitrate'  '224.0'
                                        'duration'  '96'
                                          'artist'  'Syzygys'
                                     'text_people'  ''
                                         'release'  'Complete Studio Recordings'
                                           'title'  'D.P.O. (original)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-UNU-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['tzadik', 'avant garde', 'japanese', 'experimental', 'microtonal']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '19'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;electronic-experimental'
                                             'bpm'  '134.377'
                                             'key'  '1B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Complete Studio Recordings'
'TBPM' (BPM (beats per minute))                     '134.377'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'electronic-experimental']
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003-01-21'
'TIT2' (Title/songname/content description)         'D.P.O. (original)'
'TKEY' (Initial key)                                '1B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Syzygys'
'TPE2' (Band/orchestra/accompaniment)               'Syzygys'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Tzadik'
'TRCK' (Track number/Position in set)               '12/19'
'TSO2'                                              'Syzygys'
'TSOP' (Performer sort order)                       'Syzygys'
'TXXX:ASIN'                                         'B00007J4S0'
'TXXX:Artists'                                      'Syzygys'
'TXXX:CATALOGNUMBER'                                'TZ 7240'
'TXXX:MusicBrainz Album Artist Id'                  '1e8b1c8f-79b0-4dd2-ab31-0d943edaea98'
'TXXX:MusicBrainz Album Id'                         '8081078a-b633-4235-a453-561b8b469afa'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '1e8b1c8f-79b0-4dd2-ab31-0d943edaea98'
'TXXX:MusicBrainz Release Group Id'                 '4ad9be85-f869-3f5d-92aa-1edb355d08e8'
'TXXX:MusicBrainz Release Track Id'                 'b1fc8714-37e2-35a7-a938-c47b3a650a53'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['tzadik', 'avant garde', 'japanese', 'experimental', 'microtonal']
'TXXX:originalyear'                                 '2003'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.86 dB'
'TXXX:replaygain_track_peak'                        '0.587992'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'58d5c04a-8fc6-4d2d-a067-1da0d6519b0b')

========================== row from database ==========================
                                              'id'  1390354
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Syzygys - Complete Studio Recordings/12 D.P.O. (original).mp3
                                         'working'  None
                                         'bitrate'  224
                                    'duration_sec'  96
                                           'genre'  loc-asia-japan;electronic-experimental
                                        'filesize'  2746921
                                           'mtime'  1622802143
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 12 loc asia japan;electronic experimental
                                      'tag_artist'  Syzygys
                                     'tag_release'  Complete Studio Recordings
                                       'tag_title'  D.P.O. (original)
                                             'bpm'  134.377
                                    'search_title'  'd':1 'dpo':4 'o':3 'original':5,6 'p':2
                                   'search_artist'  'syzygys':1
                                  'search_release'  'complete':1 'recordings':3 'studio':2
                                     'search_rest'  'asia':2 'electronic':4,6 'experimental':7 'japan':3,5 'loc':1
                                    'search_combo'  'asia':12 'complete':8C 'd':1A 'dpo':4A 'electronic':14,16 'experimental':17 'japan':13,15 'loc':11 'o':3A 'original':5A,6A 'p':2A 'recordings':10C 'studio':9C 'syzygys':7B
                                    'tag_tracknum'  12
                                      'num_images'  1
                                             'key'  1B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['tzadik', 'avant garde', 'japanese', 'experimental', 'microtonal']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622802142.936482  (2021-06-04 12:22:22)
                             'size'  2746921