======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '147'
                                          'artist'  'Geisterfahrer'
                                     'text_people'  ''
                                         'release'  'Fest der vielen Sinne'
                                           'title'  'Leiser Tod'
                                           'quals'  ("['Q-UNU-1', 'Q-HAP-2', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['german', 'post punk', 'neue deutsche welle', 'ndw', 'deutschpunk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '1981'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk;loc-eur-germany'
                                             'bpm'  '145.685'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Fest der vielen Sinne'
'TBPM' (BPM (beats per minute))                     '145.685'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-we-new wave or post punk', 'loc-eur-germany']
'TDRC' (Recording time)                             '1981'
'TIT2' (Title/songname/content description)         'Leiser Tod'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Geisterfahrer'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['german', 'post punk', 'neue deutsche welle', 'ndw', 'deutschpunk']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.84 dB'
'TXXX:replaygain_track_peak'                        '0.725876'

========================== row from database ==========================
                                              'id'  1354287
                                            'path'  /data/Music/Bulk/00poprockelectronic/Geisterfahrer/Fest Der Vielen Sinne [1981]/geisterfahrer - fest der vielen sinne [1981]/10 - geisterfahrer - leiser tod.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  147
                                           'genre'  electronic-we-new wave or post punk;loc-eur-germany
                                        'filesize'  3531170
                                           'mtime'  1620479960
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Der Vielen [1981] geisterfahrer fest sinne [1981] 10 geisterfahrer leiser tod electronic we new wave or post punk;loc eur germany
                                      'tag_artist'  Geisterfahrer
                                     'tag_release'  Fest der vielen Sinne
                                       'tag_title'  Leiser Tod
                                             'bpm'  145.685
                                    'search_title'  'leiser':1 'tod':2
                                   'search_artist'  'geisterfahrer':1
                                  'search_release'  'der':2 'fest':1 'sinne':4 'vielen':3
                                     'search_rest'  '00poprockelectronic':1 '1981':4,5 'der':2 'electronic':11 'eur':21 'fest':7 'geisterfahrer':6 'germany':22 'leiser':9 'loc':18,20 'new':13 'or':15 'post':16 'punk':17,19 'sinne':8 'tod':10 'vielen':3 'wave':14 'we':12
                                    'search_combo'  '00poprockelectronic':8 '1981':11,12 'der':5C,9 'electronic':18 'eur':28 'fest':4C,14 'geisterfahrer':3B,13 'germany':29 'leiser':1A,16 'loc':25,27 'new':20 'or':22 'post':23 'punk':24,26 'sinne':7C,15 'tod':2A,17 'vielen':6C,10 'wave':21 'we':19
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['german', 'post punk', 'neue deutsche welle', 'ndw', 'deutschpunk']
                                        'tag_date'  1981
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620479959.9536679  (2021-05-08 15:19:19)
                             'size'  3531170