======================== unified (from filesystem) ========================
                                         'bitrate'  '143.465'
                                        'duration'  '245'
                                          'artist'  'Haferflocken Swingers'
                                     'text_people'  ''
                                         'release'  'new fashion'
                                           'title'  'Old Yella'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-OLDST-3', 'q-chart-2', 'q-drums-3', 'q-other-3', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-2', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['swing', 'all', 'germany', 'electroswing', 'frupbeat']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '24'
                                      'tracktotal'  ''
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '109.8'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'new fashion'
'TBPM' (BPM (beats per minute))                     '109.8'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDRC' (Recording time)                             '2011'
'TENC' (Encoded by)                                 'Lame 3.97 -V2'
'TIT2' (Title/songname/content description)         'Old Yella'
'TKEY' (Initial key)                                '8A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Haferflocken Swingers'
'TRCK' (Track number/Position in set)               '24'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['swing', 'all', 'germany', 'electroswing', 'frupbeat']
'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'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.38 dB'
'TXXX:replaygain_track_peak'                        '0.391407'

========================== row from database ==========================
                                              'id'  1295807
                                            'path'  /data/Music/Bulk/00poprockelectronic/00trip/new fashion/ERS/208-haferflocken_swingers_-_old_yella - www.0daymusic.org.mp3
                                         'working'  None
                                         'bitrate'  143
                                    'duration_sec'  245
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  4415023
                                           'mtime'  1636911173
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00trip ERS 208 haferflocken_swingers_ _old_yella www.0daymusic.org electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  Haferflocken Swingers
                                     'tag_release'  new fashion
                                       'tag_title'  Old Yella
                                             'bpm'  109.8
                                    'search_title'  'old':1 'yella':2
                                   'search_artist'  'haferflocken':1 'swingers':2
                                  'search_release'  'fashion':2 'new':1
                                     'search_rest'  '00poprockelectronic':1 '00trip':2 '0daymusic':10 '208':4 'acid':18 'downtempo':17 'electronic':13 'ers':3 'haferflocken':5 'hop':15 'jazz':19 'old':7 'or':16 'org':11 'swingers':6 'trip':14 'www':9 'www0daymusicorg':12 'yella':8
                                    'search_combo'  '00poprockelectronic':7 '00trip':8 '0daymusic':16 '208':10 'acid':24 'downtempo':23 'electronic':19 'ers':9 'fashion':6C 'haferflocken':3B,11 'hop':21 'jazz':25 'new':5C 'old':1A,13 'or':22 'org':17 'swingers':4B,12 'trip':20 'www':15 'www0daymusicorg':18 'yella':2A,14
                                    'tag_tracknum'  24
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['swing', 'all', 'germany', 'electroswing', 'frupbeat']
                                        'tag_date'  2011
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636911173.0443385  (2021-11-14 18:32:53)
                             'size'  4415023