======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '211'
                                          'artist'  'Karel Gott'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'In Mir Klingt Ein Lied'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['czech', '70s', 'oldies', 'pop', 'schlager']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'entertaining-why do i keep this'
                                             'bpm'  '137.292'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '137.292'
'TCON' (Content type, a.k.a. Genre)                 'entertaining-why do i keep this'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'In Mir Klingt Ein Lied'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Karel Gott'
'TPE2' (Band/orchestra/accompaniment)               'Karel Gott'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['czech', '70s', 'oldies', 'pop', 'schlager']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+11.38 dB'
'TXXX:replaygain_track_peak'                        '0.207989'

========================== row from database ==========================
                                              'id'  1354991
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Karel Gott - In Mir Klingt Ein Lied [].mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  211
                                           'genre'  entertaining-why do i keep this
                                        'filesize'  5078508
                                           'mtime'  1676127037
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] [] entertaining why do keep this
                                      'tag_artist'  Karel Gott
                                     'tag_release'  None
                                       'tag_title'  In Mir Klingt Ein Lied
                                             'bpm'  137.292
                                    'search_title'  'ein':4 'in':1 'klingt':3 'lied':5 'mir':2
                                   'search_artist'  'gott':2 'karel':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'do':9 'entertaining':7 'files':5,6 'keep':10 'loose':3,4 'this':11 'unsorted':2 'why':8
                                    'search_combo'  '00poprockelectronic':8 'do':16 'ein':4A 'entertaining':14 'files':12,13 'gott':7B 'in':1A 'karel':6B 'keep':17 'klingt':3A 'lied':5A 'loose':10,11 'mir':2A 'this':18 'unsorted':9 'why':15
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  ['czech', '70s', 'oldies', 'pop', 'schlager']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1676127036.7913427  (2023-02-11 15:50:36)
                             'size'  5078508