======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '405'
                                          'artist'  'Westbam'
                                     'text_people'  ''
                                         'release'  'Beatbox Rocker'
                                           'title'  'Beatbox Rocker (Original Mix)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['dance', 'trance', 'techno', 'rave', 'electro', 'electronic']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '130.6'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Beatbox Rocker'
'TBPM' (BPM (beats per minute))                     '130.6'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'Beatbox Rocker (Original Mix)'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Westbam'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['dance', 'trance', 'techno', 'rave', 'electro', 'electronic']
'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'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.29 dB'
'TXXX:replaygain_track_peak'                        '0.932077'

========================== row from database ==========================
                                              'id'  769834
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Elektronikzeugs/01-westbam_-_beatbox_rocker_(original_mix)-boss.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  405
                                           'genre'  electronic-th-techno
                                        'filesize'  9729969
                                           'mtime'  1620536541
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Elektronikzeugs 01 westbam_ _beatbox_rocker_(original_mix) boss electronic th techno
                                      'tag_artist'  Westbam
                                     'tag_release'  Beatbox Rocker
                                       'tag_title'  Beatbox Rocker (Original Mix)
                                             'bpm'  130.6
                                    'search_title'  'beatbox':1 'mix':5,6 'original':3,4 'rocker':2
                                   'search_artist'  'westbam':1
                                  'search_release'  'beatbox':1 'rocker':2
                                     'search_rest'  'beatbox':3,7 'boss':11 'electronic':12 'elektronikzeugs':1 'mix':6,10 'original':5,9 'rocker':4,8 'techno':14 'th':13 'westbam':2
                                    'search_combo'  'beatbox':1A,8C,12,16 'boss':20 'electronic':21 'elektronikzeugs':10 'mix':5A,6A,15,19 'original':3A,4A,14,18 'rocker':2A,9C,13,17 'techno':23 'th':22 'westbam':7B,11
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'trance', 'techno', 'rave', 'electro', 'electronic']
                                        'tag_date'  1999
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620536540.9786036  (2021-05-09 07:02:20)
                             'size'  9729969