======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '137'
                                          'artist'  'Yat-Kha'
                                     'text_people'  ''
                                         'release'  "Tundra's Ghosts"
                                           'title'  'Mejegei Valley (Tuvian Folk Song)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', "
 "'Q-OLDST-1', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-2', 'q-bass-1', "
 "'Q-CHART-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'Q-MIXBEAT-1']")
                                     'discogstags'  "['folk, world, & country']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '14'
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'loc-russia-tuva'
                                             'bpm'  '142.9'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     "Tundra's Ghosts"
'TBPM' (BPM (beats per minute))                     '142.9'
'TCON' (Content type, a.k.a. Genre)                 'loc-russia-tuva'
'TDOR' (Original release time)                      '1995'
'TDRC' (Recording time)                             '1996'
'TIT2' (Title/songname/content description)         'Mejegei Valley (Tuvian Folk Song)'
'TKEY' (Initial key)                                '12B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Yat-Kha'
'TPE2' (Band/orchestra/accompaniment)               'Yat-Kha'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'SNC Records'
'TRCK' (Track number/Position in set)               '10/14'
'TSO2'                                              'Yat-Kha'
'TSOP' (Performer sort order)                       'Yat-Kha'
'TXXX:Artists'                                      'Yat-Kha'
'TXXX:CATALOGNUMBER'                                'RNDCD 002'
'TXXX:MusicBrainz Album Artist Id'                  '1cabb3c9-01cd-4678-be4b-29c0e7042f1b'
'TXXX:MusicBrainz Album Id'                         '5ad266cd-a47e-4ad1-99be-5dde8c86a95f'
'TXXX:MusicBrainz Album Release Country'            'RU'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '1cabb3c9-01cd-4678-be4b-29c0e7042f1b'
'TXXX:MusicBrainz Release Group Id'                 '43e30a37-1f56-37dc-9093-aafc4c932b17'
'TXXX:MusicBrainz Release Track Id'                 '3b8403e5-2c08-4ba8-9096-cafd1b12157a'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'folk, world, & country'
'TXXX:originalyear'                                 '1995'
'TXXX:q-bass'                                       '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+3.31 dB'
'TXXX:replaygain_track_peak'                        '0.862950'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'a3d4d1f7-9684-4790-9b17-3e95955302a8')

========================== row from database ==========================
                                              'id'  1527013
                                            'path'  /data/Music/Bulk/00poprockelectronic/Tundra_s Ghosts/10 Mejegei Valley (Tuvian Folk Song).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  137
                                           'genre'  loc-russia-tuva
                                        'filesize'  2293296
                                           'mtime'  1621630211
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Tundra_s 10 loc russia tuva
                                      'tag_artist'  Yat-Kha
                                     'tag_release'  Tundra's Ghosts
                                       'tag_title'  Mejegei Valley (Tuvian Folk Song)
                                             'bpm'  142.9
                                    'search_title'  'folk':5 'mejegei':1 'song':6,7 'tuvian':3,4 'valley':2
                                   'search_artist'  'kha':2 'yat':1 'yatkha':3
                                  'search_release'  'ghosts':4 's':2 'tundra':1 'tundras':3
                                     'search_rest'  '00poprockelectronic':1 'loc':4 'russia':5 's':3 'tundra':2 'tuva':6
                                    'search_combo'  '00poprockelectronic':15 'folk':5A 'ghosts':14C 'kha':9B 'loc':18 'mejegei':1A 'russia':19 's':12C,17 'song':6A,7A 'tundra':11C,16 'tundras':13C 'tuva':20 'tuvian':3A,4A 'valley':2A 'yat':8B 'yatkha':10B
                                    'tag_tracknum'  10
                                      'num_images'  1
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-1', 'Q-GRIT-2', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-1', 'Q-SYN-2', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-1']
                                      'lastfmtags'  []
                                        'tag_date'  1996
                                     'discogstags'  ['folk, world, & country']

============================== file details ==============================
                                           'mtime'  1621630211.3251839  (2021-05-21 22:50:11)
                             'size'  2293296