======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '352'
                                          'artist'  'Sven Vaeth'
                                     'text_people'  ''
                                         'release'  'Fire Works'
                                           'title'  'Design Music (Legowelt Remix)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['techno', 'electronic', 'minimal', 'trance', 'electro']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '128.2'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Fire Works'
'TBPM' (BPM (beats per minute))                     '128.2'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Design Music (Legowelt Remix)'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Sven Vaeth'
'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'                                   ['techno', 'electronic', 'minimal', 'trance', 'electro']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.55 dB'
'TXXX:replaygain_track_peak'                        '0.461938'

========================== row from database ==========================
                                              'id'  764783
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Elektronikzeugs/03_sven_vaeth_-_design_music_(legowelt_remix)-mod.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  352
                                           'genre'  electronic-unsorted
                                        'filesize'  8454273
                                           'mtime'  1676052987
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Elektronikzeugs 03_sven_vaeth_ _design_music_(legowelt_remix) mod electronic unsorted
                                      'tag_artist'  Sven Vaeth
                                     'tag_release'  Fire Works
                                       'tag_title'  Design Music (Legowelt Remix)
                                             'bpm'  128.2
                                    'search_title'  'design':1 'legowelt':3,4 'music':2 'remix':5,6
                                   'search_artist'  'sven':1 'vaeth':2
                                  'search_release'  'fire':1 'works':2
                                     'search_rest'  '03':2 'design':5,9 'electronic':14 'elektronikzeugs':1 'legowelt':7,11 'mod':13 'music':6,10 'remix':8,12 'sven':3 'unsorted':15 'vaeth':4
                                    'search_combo'  '03':12 'design':1A,15,19 'electronic':24 'elektronikzeugs':11 'fire':9C 'legowelt':3A,4A,17,21 'mod':23 'music':2A,16,20 'remix':5A,6A,18,22 'sven':7B,13 'unsorted':25 'vaeth':8B,14 'works':10C
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HAP-3', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-2']
                                      'lastfmtags'  ['techno', 'electronic', 'minimal', 'trance', 'electro']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1676052986.7083504  (2023-02-10 19:16:26)
                             'size'  8454273