======================== unified (from filesystem) ========================
                                         'bitrate'  '211.523'
                                        'duration'  '246'
                                          'artist'  'J.B.O.'
                                     'text_people'  ''
                                         'release'  'Für Anfänger'
                                           'title'  'Eins Zwei Drei'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-1', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['german', 'fun metal', 'metal', 'comedy', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'entertaining-unsorted'
                                             'bpm'  '126.252'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Für Anfänger'
'TBPM' (BPM (beats per minute))                     '126.252'
'TCON' (Content type, a.k.a. Genre)                 'entertaining-unsorted'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Eins Zwei Drei'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'J.B.O.'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['german', 'fun metal', 'metal', 'comedy', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '1'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-2.06 dB'
'TXXX:replaygain_track_peak'                        '0.466409'

========================== row from database ==========================
                                              'id'  1354296
                                            'path'  /data/Music/Bulk/00spent/0justbad/JBO/JBO - nicht nur fuer anfaenger__J.B.O_-_Fuer_Anfaenger-DE-2005-MOD__11_j.b.o_-_eins_zwei_drei.mp3
                                         'working'  None
                                         'bitrate'  211
                                    'duration_sec'  246
                                           'genre'  entertaining-unsorted
                                        'filesize'  6523904
                                           'mtime'  1637330814
                                   'redo_metaread'  0
                                        'rest_str'   00spent 0justbad JBO JBO nicht nur fuer anfaenger__J.B.O_ _Fuer_Anfaenger DE 2005 MOD__11_j.b.o_ _eins_zwei_drei entertaining unsorted
                                      'tag_artist'  J.B.O.
                                     'tag_release'  Für Anfänger
                                       'tag_title'  Eins Zwei Drei
                                             'bpm'  126.252
                                    'search_title'  'drei':3 'eins':1 'zwei':2
                                   'search_artist'  'b':2 'j':1 'jbo':4 'o':3
                                  'search_release'  'anfanger':3,4 'fur':1,2
                                     'search_rest'  '00spent':1 '0justbad':2 '11':18,23 '2005':16 'anfaenger':7,11,14 'b':9,20 'de':15 'drei':27 'eins':25 'entertaining':28 'fuer':6,13 'j':8,19 'jbo':3,12,24 'mod':17,22 'nicht':4 'nur':5 'o':10,21 'unsorted':29 'zwei':26
                                    'search_combo'  '00spent':12 '0justbad':13 '11':29,34 '2005':27 'anfaenger':18,22,25 'anfanger':10C,11C 'b':5B,20,31 'de':26 'drei':3A,38 'eins':1A,36 'entertaining':39 'fuer':17,24 'fur':8C,9C 'j':4B,19,30 'jbo':7B,14,23,35 'mod':28,33 'nicht':15 'nur':16 'o':6B,21,32 'unsorted':40 'zwei':2A,37
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-1', 'Q-OLDST-3', 'Q-UNU-2', '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', 'fun metal', 'metal', 'comedy', 'rock']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637330814.3733013  (2021-11-19 15:06:54)
                             'size'  6523904