======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '195'
                                          'artist'  'Red Foley'
                                     'text_people'  ''
                                         'release'  'Sugarfoot Rag'
                                           'title'  'Giles Country, Pulaski Post Office (1951)'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                                      'lastfmtags'  "['country', 'american', 'western swing', '60s', 'classic country']"
                                     'discogstags'  "['country', 'hillbilly', 'western swing', 'folk, world, & country']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'set-th-novelty'
                                             'bpm'  '88.053'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.OTHER (Other) b''
                                     
'PRIV:Amadeus II 3.5:pdat\x00\x00\x00\x1cAHCGDGCHAAAAAAGAAACPPDAIAAAA'  PRIV(owner='Amadeus II 3.5', data=b'pdat\x00\x00\x00\x1cAHCGDGCHAAAAAAGAAACPPDAIAAAA')
'TALB' (Album/Movie/Show title)                     'Sugarfoot Rag'
'TBPM' (BPM (beats per minute))                     '88.053'
'TCON' (Content type, a.k.a. Genre)                 'set-th-novelty'
'TDOR' (Original release time)                      '2005'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Giles Country, Pulaski Post Office (1951)'
'TKEY' (Initial key)                                '6A'
'TLEN' (Length)                                     '196179'
'TPE1' (Lead performer(s)/Soloist(s))               'Red Foley'
'TRCK' (Track number/Position in set)               '16'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['country', 'hillbilly', 'western swing', 'folk, world, & country']
'TXXX:lastfmtags'                                   ['country', 'american', 'western swing', '60s', 'classic country']
'TXXX:q-bass'                                       '3'
'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'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.18 dB'
'TXXX:replaygain_track_peak'                        '0.357509'

========================== row from database ==========================
                                              'id'  762968
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Zimelis [Chow, Baby!]/Red Foley - Giles County, Pulaski Post Office (1951).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  195
                                           'genre'  set-th-novelty
                                        'filesize'  4705647
                                           'mtime'  1620343090
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Zimelis [Chow, Baby!] County, set th novelty
                                      'tag_artist'  Red Foley
                                     'tag_release'  Sugarfoot Rag
                                       'tag_title'  Giles Country, Pulaski Post Office (1951)
                                             'bpm'  88.053
                                    'search_title'  '1951':7,8 'country':2,3 'giles':1 'office':6 'post':5 'pulaski':4
                                   'search_artist'  'foley':2 'red':1
                                  'search_release'  'rag':2 'sugarfoot':1
                                     'search_rest'  'baby':8,9 'chow':6,7 'country':4 'county':10,11 'exotica':2 'jazz':1 'novelty':14 'oldies':3 'set':12 'th':13 'zimelis':5
                                    'search_combo'  '1951':7A,8A 'baby':20,21 'chow':18,19 'country':2A,3A,16 'county':22,23 'exotica':14 'foley':10B 'giles':1A 'jazz':13 'novelty':26 'office':6A 'oldies':15 'post':5A 'pulaski':4A 'rag':12C 'red':9B 'set':24 'sugarfoot':11C 'th':25 'zimelis':17
                                    'tag_tracknum'  16
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-3', 'q-syn-1', 'q-chart-2', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['country', 'american', 'western swing', '60s', 'classic country']
                                        'tag_date'  2005
                                     'discogstags'  ['country', 'hillbilly', 'western swing', 'folk, world, & country']

============================== file details ==============================
                                           'mtime'  1620343090.3987608  (2021-05-07 01:18:10)
                             'size'  4705647