======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '205'
                                          'artist'  'Sankt Otten'
                                     'text_people'  ''
                                         'release'  'Remixe (Zuhause fühle ich mich wie ein Tourist)'
                                           'title'  'Stadt. Land. Fluss (Couch-Plan - Remix)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronic', 'trip hop', 'chillout', 'post rock', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '128.089'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Remixe (Zuhause fühle ich mich wie ein Tourist)'
'TBPM' (BPM (beats per minute))                     '128.089'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TIT2' (Title/songname/content description)         'Stadt. Land. Fluss (Couch-Plan - Remix)'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Sankt Otten'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronic', 'trip hop', 'chillout', 'post rock', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.02 dB'
'TXXX:replaygain_track_peak'                        '0.435610'

========================== row from database ==========================
                                              'id'  1310448
                                            'path'  /data/Music/Bulk/00poprockelectronic/Sankt Otten/Stadt.+Land.+Fluss+%28Couch-Plan+-+Remix%29.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  205
                                           'genre'  electronic
                                        'filesize'  3292127
                                           'mtime'  1636914400
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Stadt.+Land.+Fluss+%28Couch Plan+ +Remix%29 electronic
                                      'tag_artist'  Sankt Otten
                                     'tag_release'  Remixe (Zuhause fühle ich mich wie ein Tourist)
                                       'tag_title'  Stadt. Land. Fluss (Couch-Plan - Remix)
                                             'bpm'  128.089
                                    'search_title'  'couch':6 'couchplan':8 'fluss':5 'land':3,4 'plan':7 'remix':9,10 'stadt':1,2
                                   'search_artist'  'otten':2 'sankt':1
                                  'search_release'  'ein':9 'fuhle':4,5 'ich':6 'mich':7 'remixe':1 'tourist':10,11 'wie':8 'zuhause':2,3
                                     'search_rest'  '00poprockelectronic':1 '28couch':5,9 '29':12 'electronic':13 'fluss':4,8 'land':3,7 'plan':10 'remix':11 'stadt':2,6
                                    'search_combo'  '00poprockelectronic':24 '28couch':28,32 '29':35 'couch':6A 'couchplan':8A 'ein':21C 'electronic':36 'fluss':5A,27,31 'fuhle':16C,17C 'ich':18C 'land':3A,4A,26,30 'mich':19C 'otten':12B 'plan':7A,33 'remix':9A,10A,34 'remixe':13C 'sankt':11B 'stadt':1A,2A,25,29 'tourist':22C,23C 'wie':20C 'zuhause':14C,15C
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', '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-2']
                                      'lastfmtags'  ['electronic', 'trip hop', 'chillout', 'post rock', 'ambient']
                                        'tag_date'  
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636914400.2707894  (2021-11-14 19:26:40)
                             'size'  3292127