======================== unified (from filesystem) ========================
                                         'bitrate'  '96.0'
                                        'duration'  '165'
                                          'artist'  'Single Gun Theory'
                                     'text_people'  ''
                                         'release'  'jwz mixtape 038'
                                           'title'  'Take Me Back'
                                           'quals'  ("['q-grit-2', 'q-busy-3', 'q-other-2', 'q-unu-1', 'q-syn-3', 'q-jzfks-1', "
 "'q-drums-4', 'q-vocals-3', 'q-chart-2', 'q-bass-4', 'q-mixbeat-2', "
 "'q-piano-1', 'q-play-3', 'q-hhrnbtt-1', 'q-oldst-3', 'q-hap-3', "
 "'q-localness-1']")
                                      'lastfmtags'  "['due south', 'electronica', 'feelgood', 'chillout', 'good stuff']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  ''
                                            'date'  '1991'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '99.960'
                                             'key'  '2B'
                                        'acoustid'  ''
rest: ''

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

'album'                                             'jwz mixtape 038'
'albumartist'                                       'Various Artists'
'artist'                                            'Single Gun Theory'
'bpm'                                               ['99.960', '99.960']
'comment'                                           'http://archive.org/details/jwz-mixtape-038'
'crc32'                                             '188a13d4'
'date'                                              '1991'
'discogstags'                                       'electronic'
'encoder'                                           'Lavf54.3.100'
'format'                                            'VBR MP3'
'genre'                                             'electronic'
'key'                                               '2B'
'lastfmtags'                                        ['due south', 'electronica', 'feelgood', 'chillout', 'good stuff']
'length'                                            '166.08'
'md5'                                               '09ae5195eb3955020cbeea1154f21590'
'mtime'                                             '1342521021'
'q-bass'                                            '4'
'q-busy'                                            '3'
'q-chart'                                           '2'
'q-drums'                                           '4'
'q-grit'                                            '2'
'q-hap'                                             '3'
'q-hhrnbtt'                                         '1'
'q-jzfks'                                           '1'
'q-localness'                                       '1'
'q-mixbeat'                                         '2'
'q-oldst'                                           '3'
'q-other'                                           '2'
'q-piano'                                           '1'
'q-play'                                            '3'
'q-syn'                                             '3'
'q-unu'                                             '1'
'q-vocals'                                          '3'
'replaygain_track_gain'                             '+1.50 dB'
'replaygain_track_peak'                             '0.727736'
'sha1'                                              '61b4db54c9cfb612ecc387907ca3b3c7b23df386'
'size'                                              '2657280'
'source'                                            'original'
'title'                                             'Take Me Back'
'tracknumber'                                       '15'

========================== row from database ==========================
                                              'id'  1325948
                                            'path'  /data/Music/Bulk/0playlists/jwz-mixtapes/jwz-mixtape-038-VO/15_Single_Gun_Theory_--_Take_Me_Back_1991.ogg
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  165
                                           'genre'  electronic
                                        'filesize'  1876813
                                           'mtime'  1636914544
                                   'redo_metaread'  0
                                        'rest_str'   0playlists mixtapes VO 15_Single_Gun_Theory_ _Take_Me_Back_1991 electronic
                                      'tag_artist'  Single Gun Theory
                                     'tag_release'  jwz mixtape 038
                                       'tag_title'  Take Me Back
                                             'bpm'  99.96
                                    'search_title'  'back':3 'me':2 'take':1
                                   'search_artist'  'gun':2 'single':1 'theory':3
                                  'search_release'  'jwz':1 'mixtape':2
                                     'search_rest'  '0playlists':1 '15':4 '1991':11 'back':10 'electronic':12 'gun':6 'me':9 'mixtapes':2 'single':5 'take':8 'theory':7 'vo':3
                                    'search_combo'  '0playlists':9 '15':12 '1991':19 'back':3A,18 'electronic':20 'gun':5B,14 'jwz':7C 'me':2A,17 'mixtape':8C 'mixtapes':10 'single':4B,13 'take':1A,16 'theory':6B,15 'vo':11
                                    'tag_tracknum'  15
                                      'num_images'  0
                                             'key'  2B
                                           'quals'  ['q-mixbeat-2', 'q-chart-2', 'q-other-2', 'q-oldst-3', 'q-grit-2', 'q-vocals-3', 'q-drums-4', 'q-busy-3', 'q-localness-1', 'q-jzfks-1', 'q-hhrnbtt-1', 'q-syn-3', 'q-piano-1', 'q-play-3', 'q-bass-4', 'q-hap-3', 'q-unu-1']
                                      'lastfmtags'  ['due south', 'electronica', 'feelgood', 'chillout', 'good stuff']
                                        'tag_date'  1991
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636914544.0340283  (2021-11-14 19:29:04)
                             'size'  1876813