======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '144'
                                          'artist'  'Wade Flemons & The Newcomers'
                                     'text_people'  ''
                                         'release'  "Rock 'N' Roll Era - Lost Treasures II"
                                           'title'  'Here I Stand'
                                           'quals'  ("['Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-1', 'q-play-2', 'q-chart-1', "
 "'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                                      'lastfmtags'  "['doo wop', 'usa', 'rhythm and blues', 'oldies', '1958']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  ''
                                            'date'  '1959'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '127.444'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '59-455 POS 80'
'COMM:ID3v1 Comment:XXX'                            '59-455 POS 80'
'TALB' (Album/Movie/Show title)                     "Rock 'N' Roll Era - Lost Treasures II"
'TBPM' (BPM (beats per minute))                     '127.444'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1959'
'TIT2' (Title/songname/content description)         'Here I Stand'
'TKEY' (Initial key)                                '5A'
'TLEN' (Length)                                     '144718'
'TPE1' (Lead performer(s)/Soloist(s))               'Wade Flemons & The Newcomers'
'TRCK' (Track number/Position in set)               '16'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['doo wop', 'usa', 'rhythm and blues', 'oldies', '1958']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.21 dB'
'TXXX:replaygain_track_peak'                        '0.588145'

========================== row from database ==========================
                                              'id'  1437238
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1959/59-455 - Wade Flemons & The Newcomers - Here I Stand.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  144
                                           'genre'  prerock-unsorted
                                        'filesize'  5791348
                                           'mtime'  1620387829
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1959 59 455 prerock unsorted
                                      'tag_artist'  Wade Flemons & The Newcomers
                                     'tag_release'  Rock 'N' Roll Era - Lost Treasures II
                                       'tag_title'  Here I Stand
                                             'bpm'  127.444
                                    'search_title'  'here':1 'i':2 'stand':3
                                   'search_artist'  'flemons':2 'newcomers':4 'the':3 'wade':1
                                  'search_release'  'era':5 'ii':8 'lost':6 'n':2,3 'rock':1 'roll':4 'treasures':7
                                     'search_rest'  '00oldiepop':5 '1959':6 '455':8 '59':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':9 'unsorted':10
                                    'search_combo'  '00oldiepop':20 '1959':21 '455':23 '59':22 'country':19 'era':12C 'exotica':17 'flemons':5B 'here':1A 'i':2A 'ii':15C 'jazz':16 'lost':13C 'n':9C,10C 'newcomers':7B 'oldies':18 'prerock':24 'rock':8C 'roll':11C 'stand':3A 'the':6B 'treasures':14C 'unsorted':25 'wade':4B
                                    'tag_tracknum'  16
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-1', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['doo wop', 'usa', 'rhythm and blues', 'oldies', '1958']
                                        'tag_date'  1959
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620387829.4402173  (2021-05-07 13:43:49)
                             'size'  5791348