======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '53'
                                          'artist'  'Canned Heat'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Promo Spot For LP'
                                           'quals'  ("['q-grit-2', 'q-busy-3', 'q-other-2', 'q-unu-1', 'q-syn-2', 'q-jzfks-1', "
 "'q-drums-2', 'q-vocals-4', 'q-chart-1', 'q-bass-2', 'q-mixbeat-2', "
 "'q-piano-1', 'q-play-2', 'q-hhrnbtt-1', 'q-oldst-2', 'q-hap-3', "
 "'q-localness-1']")
                                      'lastfmtags'  "['blues rock', 'blues', 'rock', '60s', 'classic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'nonmusic-fragments-jingle;;rock-early-blues;rock-cppex'
                                             'bpm'  '142.608'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'artist'                                            'Canned Heat'
'bpm'                                               '142.608'
'date'                                              '1970'
'genre'                                             ['nonmusic-fragments-jingle', '', 'rock-early-blues', 'rock-cppex']
'key'                                               '6A'
'lastfmtags'                                        ['blues rock', 'blues', 'rock', '60s', 'classic rock']
'q-bass'                                            '2'
'q-busy'                                            '3'
'q-chart'                                           '1'
'q-drums'                                           '2'
'q-grit'                                            '2'
'q-hap'                                             '3'
'q-hhrnbtt'                                         '1'
'q-jzfks'                                           '1'
'q-localness'                                       '1'
'q-mixbeat'                                         '2'
'q-oldst'                                           '2'
'q-other'                                           '2'
'q-piano'                                           '1'
'q-play'                                            '2'
'q-syn'                                             '2'
'q-unu'                                             '1'
'q-vocals'                                          '4'
'replaygain_track_gain'                             '-3.89 dB'
'replaygain_track_peak'                             '1.060208'
'title'                                             'Promo Spot For LP'
'tracknum'                                          '69'

========================== row from database ==========================
                                              'id'  939824
                                            'path'  /data/Music/Bulk/0nonmusic/Psychedelic Promos & Radio Spots Vol. 1/69 - Canned Heat - Promo Spot For LP.ogg
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  53
                                           'genre'  nonmusic-fragments-jingle;;rock-early-blues;rock-cppex
                                        'filesize'  1305019
                                           'mtime'  1628352961
                                   'redo_metaread'  0
                                        'rest_str'   0nonmusic Psychedelic Promos & Radio Spots Vol. 1 69 nonmusic fragments jingle;;rock early blues;rock cppex
                                      'tag_artist'  Canned Heat
                                     'tag_release'  None
                                       'tag_title'  Promo Spot For LP
                                             'bpm'  142.608
                                    'search_title'  'for':3 'lp':4 'promo':1 'spot':2
                                   'search_artist'  'canned':1 'heat':2
                                  'search_release'  
                                     'search_rest'  '0nonmusic':1 '1':8 '69':9 'blues':17,19 'cppex':21 'early':16 'fragments':11 'jingle':12,14 'nonmusic':10 'promos':3 'psychedelic':2 'radio':4 'rock':13,15,18,20 'spots':5 'vol':6,7
                                    'search_combo'  '0nonmusic':7 '1':14 '69':15 'blues':23,25 'canned':5B 'cppex':27 'early':22 'for':3A 'fragments':17 'heat':6B 'jingle':18,20 'lp':4A 'nonmusic':16 'promo':1A 'promos':9 'psychedelic':8 'radio':10 'rock':19,21,24,26 'spot':2A 'spots':11 'vol':12,13
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['q-mixbeat-2', 'q-chart-1', 'q-other-2', 'q-oldst-2', 'q-grit-2', 'q-hap-3', 'q-drums-2', 'q-busy-3', 'q-localness-1', 'q-jzfks-1', 'q-hhrnbtt-1', 'q-syn-2', 'q-piano-1', 'q-play-2', 'q-bass-2', 'q-vocals-4', 'q-unu-1']
                                      'lastfmtags'  ['blues rock', 'blues', 'rock', '60s', 'classic rock']
                                        'tag_date'  1970
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628352960.5770042  (2021-08-07 18:16:00)
                             'size'  1305019