======================== unified (from filesystem) ========================
                                         'bitrate'  '96.0'
                                        'duration'  '195'
                                          'artist'  'DEVO'
                                     'text_people'  ''
                                         'release'  'E-Z Listening Disc'
                                           'title'  "It's a Beautiful World"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'new wave', 'alternative', 'post punk', 'rock']"
                                     'discogstags'  "['new wave', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  '19'
                                            'date'  '1987'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '112.072'
                                             'key'  '10B'
                                        'acoustid'  '9d59ad43-f148-4b73-9545-fbdc849fc2fa'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'E-Z Listening Disc'
'TBPM' (BPM (beats per minute))                     '112.072'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDOR' (Original release time)                      '1987'
'TDRC' (Recording time)                             '1987'
'TIT2' (Title/songname/content description)         "It's a Beautiful World"
'TKEY' (Initial key)                                '10B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'DEVO'
'TPE2' (Band/orchestra/accompaniment)               'DEVO'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Rykodisc'
'TRCK' (Track number/Position in set)               '18/19'
'TSO2'                                              'DEVO'
'TSOP' (Performer sort order)                       'DEVO'
'TXXX:ASIN'                                         'B0000009U5'
'TXXX:Acoustid Id'                                  '9d59ad43-f148-4b73-9545-fbdc849fc2fa'
'TXXX:Artists'                                      'DEVO'
'TXXX:CATALOGNUMBER'                                'RCD 20031'
'TXXX:MusicBrainz Album Artist Id'                  'd2db1078-c170-4e22-b261-14f3ad60a690'
'TXXX:MusicBrainz Album Id'                         'bce5d259-c76b-4ecd-a1c6-a760d2149c73'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'd2db1078-c170-4e22-b261-14f3ad60a690'
'TXXX:MusicBrainz Release Group Id'                 'e601ff24-ed91-3e0a-9388-6dece52a5f55'
'TXXX:MusicBrainz Release Track Id'                 '32cf65b5-1ae5-329c-a4e4-469eef0d9aa1'
'TXXX:Q-HAP'                                        '2'
'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'                                  ['new wave', 'electronic']
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'alternative', 'post punk', 'rock']
'TXXX:originalyear'                                 '1987'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.68 dB'
'TXXX:replaygain_track_peak'                        '0.742226'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'6898134e-74e4-46c9-80b0-0b6890c7c53c')

========================== row from database ==========================
                                              'id'  1503806
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/0incharacter/Devo/E-Z Listening Disc/18 It_s A Beautiful World.mp3
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  195
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  2448697
                                           'mtime'  1620515746
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 0incharacter Devo 18 It_s A electronic we new wave post punk
                                      'tag_artist'  DEVO
                                     'tag_release'  E-Z Listening Disc
                                       'tag_title'  It's a Beautiful World
                                             'bpm'  112.072
                                    'search_title'  'a':4 'beautiful':5 'it':1 'its':3 's':2 'world':6
                                   'search_artist'  'devo':1
                                  'search_release'  'disc':5 'e':1 'ez':3 'listening':4 'z':2
                                     'search_rest'  '0incharacter':1 '18':3 'a':6 'devo':2 'electronic':7 'it':4 'new':9 'post':11 'punk':12 's':5 'wave':10 'we':8
                                    'search_combo'  '0incharacter':13 '18':15 'a':4A,18 'beautiful':5A 'devo':7B,14 'disc':12C 'e':8C 'electronic':19 'ez':10C 'it':1A,16 'its':3A 'listening':11C 'new':21 'post':23 'punk':24 's':2A,17 'wave':22 'we':20 'world':6A 'z':9C
                                    'tag_tracknum'  18
                                      'num_images'  1
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-1', 'q-syn-2', 'q-chart-3', 'q-other-4', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'alternative', 'post punk', 'rock']
                                        'tag_date'  1987
                                     'discogstags'  ['new wave', 'electronic']

============================== file details ==============================
                                           'mtime'  1620515745.633979  (2021-05-09 01:15:45)
                             'size'  2448697