======================== unified (from filesystem) ========================
                                         'bitrate'  '221.364'
                                        'duration'  '133'
                                          'artist'  'Ron Geesin'
                                     'text_people'  ''
                                         'release'  'Electronic toys'
                                           'title'  'Jolly pranks'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['electronic', 'avant garde', 'library music', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '19'
                                      'tracktotal'  ''
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-early'
                                             'bpm'  '115.5'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Electronic toys'
'TBPM' (BPM (beats per minute))                     '115.5'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-early'
'TDRC' (Recording time)                             '1970'
'TIT2' (Title/songname/content description)         'Jolly pranks'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ron Geesin'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '19'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['electronic', 'avant garde', 'library music', 'experimental']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.25 dB'
'TXXX:replaygain_track_peak'                        '0.582365'

========================== row from database ==========================
                                              'id'  1524403
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/v.a. -electronic toys [a retrospective of 70_s synthesizer music]  1996/19 - ron geesin - jolly pranks.mp3
                                         'working'  None
                                         'bitrate'  221
                                    'duration_sec'  133
                                           'genre'  electronic-experimental-early
                                        'filesize'  3690368
                                           'mtime'  1637329030
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm v.a. electronic [a retrospective of 70_s synthesizer music] 1996 19 geesin jolly electronic experimental early
                                      'tag_artist'  Ron Geesin
                                     'tag_release'  Electronic toys
                                       'tag_title'  Jolly pranks
                                             'bpm'  115.5
                                    'search_title'  'jolly':1 'pranks':2
                                   'search_artist'  'geesin':2 'ron':1
                                  'search_release'  'electronic':1 'toys':2
                                     'search_rest'  '19':15 '1996':14 '70':9 'a':2,5,6 'early':19 'electronic':4 'experimental':18 'geesin':16 'jolly':17 'music':12,13 'of':8 'retrospective':7 's':10 'synthesizer':11 'v':1 'va':3
                                    'search_combo'  '19':21 '1996':20 '70':15 'a':8,11,12 'early':25 'electronic':5C,10 'experimental':24 'geesin':4B,22 'jolly':1A,23 'music':18,19 'of':14 'pranks':2A 'retrospective':13 'ron':3B 's':16 'synthesizer':17 'toys':6C 'v':7 'va':9
                                    'tag_tracknum'  19
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'avant garde', 'library music', 'experimental']
                                        'tag_date'  1970
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637329030.1214342  (2021-11-19 14:37:10)
                             'size'  3690368