======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '200'
                                          'artist'  'KMFDM'
                                     'text_people'  ''
                                         'release'  'UAIOE'
                                           'title'  'Rip the System (Duck & Cover m'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-2', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['industrial metal', 'german', 'industrial', 'electronic', 'industrial rock']"
                                     'discogstags'  "['electronic', 'industrial']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '1989'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave'
                                             'bpm'  '119.405'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'UAIOE'
'TBPM' (BPM (beats per minute))                     '119.405'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave'
'TDRC' (Recording time)                             '1989'
'TIT2' (Title/songname/content description)         'Rip the System (Duck & Cover m'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'KMFDM'
'TRCK' (Track number/Position in set)               '5'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['electronic', 'industrial']
'TXXX:lastfmtags'                                   ['industrial metal', 'german', 'industrial', 'electronic', 'industrial rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.17 dB'
'TXXX:replaygain_track_peak'                        '0.484946'

========================== row from database ==========================
                                              'id'  1391442
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/KMFDM/KMFDM - 05 - UAIOE - Rip the System (Duck & Cover Mix).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  200
                                           'genre'  eid-ebm or industrial or darkwave
                                        'filesize'  4808202
                                           'mtime'  1620296011
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth 05 Mix) eid ebm or industrial or darkwave
                                      'tag_artist'  KMFDM
                                     'tag_release'  UAIOE
                                       'tag_title'  Rip the System (Duck & Cover m
                                             'bpm'  119.405
                                    'search_title'  'cover':6 'duck':4,5 'm':7 'rip':1 'system':3 'the':2
                                   'search_artist'  'kmfdm':1
                                  'search_release'  'uaioe':1
                                     'search_rest'  '00dwimp':1 '00ebm':2 'darkwave':4 'ebm':9 'eid':8 'goth':5 'industrial':3 'mix':6,7 'or':10
                                    'search_combo'  '00dwimp':10 '00ebm':11 'cover':6A 'darkwave':13 'duck':4A,5A 'ebm':18 'eid':17 'goth':14 'industrial':12 'kmfdm':8B 'm':7A 'mix':15,16 'or':19 'rip':1A 'system':3A 'the':2A 'uaioe':9C
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-3', 'Q-HAP-1', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['industrial metal', 'german', 'industrial', 'electronic', 'industrial rock']
                                        'tag_date'  1989
                                     'discogstags'  ['electronic', 'industrial']

============================== file details ==============================
                                           'mtime'  1620296011.0532343  (2021-05-06 12:13:31)
                             'size'  4808202