======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '145'
                                          'artist'  'Doc Jazroc'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Fish And Chips (W.B., 1962; wr. Hendler & Rogers)  SOME POPS'
                                           'quals'  ("['Q-OLDST-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'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-3', 'q-mixbeat-1']")
                                     'discogstags'  "['rock & roll', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1960'
                                        'comments'  ''
                                           'genre'  'set-th-novelty'
                                             'bpm'  '101.819'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'PRIV:Amadeus II 3.5:pdat\x00\x00\x00\x1cAHCGDGCHAAAAAAGAAACPPDAIAAAA'  PRIV(owner='Amadeus II 3.5', data=b'pdat\x00\x00\x00\x1cAHCGDGCHAAAAAAGAAACPPDAIAAAA')
'TBPM' (BPM (beats per minute))                     '101.819'
'TCON' (Content type, a.k.a. Genre)                 'set-th-novelty'
'TDRC' (Recording time)                             '1960'
'TENC' (Encoded by)                                 'Amadeus II'
'TIT2' (Title/songname/content description)         'Fish And Chips (W.B., 1962; wr. Hendler & Rogers)  SOME POPS'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Doc Jazroc'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock & roll', 'rock']
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.08 dB'
'TXXX:replaygain_track_peak'                        '0.303819'

========================== row from database ==========================
                                              'id'  763476
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Zimelis [Chow, Baby!]/Doc Jazroc - Fish And Chips (W.B., 1962; wr. Hendler & Rogers)  SOME POPS.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  145
                                           'genre'  set-th-novelty
                                        'filesize'  3504345
                                           'mtime'  1620343076
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Zimelis [Chow, Baby!] set th novelty
                                      'tag_artist'  Doc Jazroc
                                     'tag_release'  None
                                       'tag_title'  Fish And Chips (W.B., 1962; wr. Hendler & Rogers)  SOME POPS
                                             'bpm'  101.819
                                    'search_title'  '1962':7,8 'and':2 'b':5 'chips':3 'fish':1 'hendler':11 'pops':15 'rogers':12,13 'some':14 'w':4 'wb':6 'wr':9,10
                                   'search_artist'  'doc':1 'jazroc':2
                                  'search_release'  
                                     'search_rest'  'baby':8,9 'chow':6,7 'country':4 'exotica':2 'jazz':1 'novelty':12 'oldies':3 'set':10 'th':11 'zimelis':5
                                    'search_combo'  '1962':7A,8A 'and':2A 'b':5A 'baby':25,26 'chips':3A 'chow':23,24 'country':21 'doc':16B 'exotica':19 'fish':1A 'hendler':11A 'jazroc':17B 'jazz':18 'novelty':29 'oldies':20 'pops':15A 'rogers':12A,13A 'set':27 'some':14A 'th':28 'w':4A 'wb':6A 'wr':9A,10A 'zimelis':22
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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'  []
                                        'tag_date'  1960
                                     'discogstags'  ['rock & roll', 'rock']

============================== file details ==============================
                                           'mtime'  1620343076.3863497  (2021-05-07 01:17:56)
                             'size'  3504345