======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '217'
                                          'artist'  'Juli'
                                     'text_people'  ''
                                         'release'  'Geile Zeit'
                                           'title'  'Geile Zeit (Radio Version)'
                                           'quals'  ("['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'q-syn-2', '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-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['german', 'deutsch', 'female vocalists', 'pop', 'rock']"
                                     'discogstags'  "['rock', 'pop', 'pop rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '108.181'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Geile Zeit'
'TBPM' (BPM (beats per minute))                     '108.181'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Geile Zeit (Radio Version)'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Juli'
'TRCK' (Track number/Position in set)               '15'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'pop', 'pop rock']
'TXXX:lastfmtags'                                   ['german', 'deutsch', 'female vocalists', 'pop', 'rock']
'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'                        '-0.30 dB'
'TXXX:replaygain_track_peak'                        '0.345611'

========================== row from database ==========================
                                              'id'  1352865
                                            'path'  /data/Music/Bulk/00poprockelectronic/Juli/15 - geile_zeit_(radio_version).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  217
                                           'genre'  
                                        'filesize'  5224147
                                           'mtime'  1652397903
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 15 geile_zeit_(radio_version)
                                      'tag_artist'  Juli
                                     'tag_release'  Geile Zeit
                                       'tag_title'  Geile Zeit (Radio Version)
                                             'bpm'  108.181
                                    'search_title'  'geile':1 'radio':3,4 'version':5,6 'zeit':2
                                   'search_artist'  'juli':1
                                  'search_release'  'geile':1 'zeit':2
                                     'search_rest'  '00poprockelectronic':1 'geile':2,6 'radio':4,8 'version':5,9 'zeit':3,7
                                    'search_combo'  '00poprockelectronic':10 'geile':1A,8C,11,15 'juli':7B 'radio':3A,4A,13,17 'version':5A,6A,14,18 'zeit':2A,9C,12,16
                                    'tag_tracknum'  15
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', 'q-syn-2', '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-3', 'q-mixbeat-2']
                                      'lastfmtags'  ['german', 'deutsch', 'female vocalists', 'pop', 'rock']
                                        'tag_date'  2004
                                     'discogstags'  ['rock', 'pop', 'pop rock']

============================== file details ==============================
                                           'mtime'  1652397903.2089336  (2022-05-13 01:25:03)
                             'size'  5224147