======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '232'
                                          'artist'  'Kosheen'
                                     'text_people'  ''
                                         'release'  'Kokopelli-Retail'
                                           'title'  'Crawling'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronica', 'trip hop', 'female vocalists', 'electronic', 'drum and bass']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-th-breakbeat or dnb or jungle'
                                             'bpm'  '103.115'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Kokopelli-Retail'
'TBPM' (BPM (beats per minute))                     '103.115'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-breakbeat or dnb or jungle'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Crawling'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Kosheen'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'trip hop', 'female vocalists', 'electronic', 'drum and bass']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.51 dB'
'TXXX:replaygain_track_peak'                        '0.411240'

========================== row from database ==========================
                                              'id'  1287481
                                            'path'  /data/Music/Bulk/00poprockelectronic/Kosheen/Kokopelli/Kosheen - Crawling - 03.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  232
                                           'genre'  electronic-th-breakbeat or dnb or jungle
                                        'filesize'  5580375
                                           'mtime'  1621697710
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 03 electronic th breakbeat or dnb or jungle
                                      'tag_artist'  Kosheen
                                     'tag_release'  Kokopelli-Retail
                                       'tag_title'  Crawling
                                             'bpm'  103.115
                                    'search_title'  'crawling':1
                                   'search_artist'  'kosheen':1
                                  'search_release'  'kokopelli':1 'kokopelliretail':3 'retail':2
                                     'search_rest'  '00poprockelectronic':1 'breakbeat':4 'dnb':6 'electronic':2 'jungle':7 'or':5 'th':3
                                    'search_combo'  '00poprockelectronic':6 'breakbeat':9 'crawling':1A 'dnb':11 'electronic':7 'jungle':12 'kokopelli':3C 'kokopelliretail':5C 'kosheen':2B 'or':10 'retail':4C 'th':8
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['electronica', 'trip hop', 'female vocalists', 'electronic', 'drum and bass']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621697709.8680418  (2021-05-22 17:35:09)
                             'size'  5580375