======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '271'
                                          'artist'  'Beborn Beton'
                                     'text_people'  ''
                                         'release'  'Concrete Ground'
                                           'title'  'Genauso Wie Ich'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['industrial', 'ebm', 'futurepop', 'electronic', 'synthpop']"
                                     'discogstags'  "['electronic', 'synth-pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave-futurepop'
                                             'bpm'  '129.481'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Concrete Ground'
'TBPM' (BPM (beats per minute))                     '129.481'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave-futurepop'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'Genauso Wie Ich'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Beborn Beton'
'TRCK' (Track number/Position in set)               '6'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['electronic', 'synth-pop']
'TXXX:lastfmtags'                                   ['industrial', 'ebm', 'futurepop', 'electronic', 'synthpop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.70 dB'
'TXXX:replaygain_track_peak'                        '0.468188'

========================== row from database ==========================
                                              'id'  1393058
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/Beborn Beton/1994-Concrete Ground/06-Genauso Wie Ich.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  271
                                           'genre'  eid-ebm or industrial or darkwave-futurepop
                                        'filesize'  6526127
                                           'mtime'  1620296547
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth 1994 06 eid ebm industrial darkwave futurepop
                                      'tag_artist'  Beborn Beton
                                     'tag_release'  Concrete Ground
                                       'tag_title'  Genauso Wie Ich
                                             'bpm'  129.481
                                    'search_title'  'genauso':1 'ich':3 'wie':2
                                   'search_artist'  'beborn':1 'beton':2
                                  'search_release'  'concrete':1 'ground':2
                                     'search_rest'  '00dwimp':1 '00ebm':2 '1994':6 'darkwave':4 'ebm':8 'eid':7 'futurepop':9 'goth':5 'industrial':3
                                    'search_combo'  '00dwimp':8 '00ebm':9 '1994':13 'beborn':4B 'beton':5B 'concrete':6C 'darkwave':11 'ebm':15 'eid':14 'futurepop':16 'genauso':1A 'goth':12 'ground':7C 'ich':3A 'industrial':10 'wie':2A
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-1', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['industrial', 'ebm', 'futurepop', 'electronic', 'synthpop']
                                        'tag_date'  1998
                                     'discogstags'  ['electronic', 'synth-pop']

============================== file details ==============================
                                           'mtime'  1620296546.6674857  (2021-05-06 12:22:26)
                             'size'  6526127