======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '289'
                                          'artist'  'Kombi-Nat'
                                     'text_people'  ''
                                         'release'  'Dark Wave Mix Part 7'
                                           'title'  'Ich Bin Geil'
                                           'quals'  ("['Q-HAP-1', 'Q-UNU-2', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-3', "
 "'q-play-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-chart-2', 'q-drums-4', 'q-other-2', "
 "'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-3', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['german']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '17'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave'
                                             'bpm'  '120.042'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dark Wave Mix Part 7'
'TBPM' (BPM (beats per minute))                     '120.042'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Ich Bin Geil'
'TKEY' (Initial key)                                '12A'
'TPE1' (Lead performer(s)/Soloist(s))               'Kombi-Nat'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '17'
'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:lastfmtags'                                   'german'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.93 dB'
'TXXX:replaygain_track_peak'                        '0.521118'

========================== row from database ==========================
                                              'id'  1399936
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/Dark Wave Mix/Dark Wave Mix Part 7/(17) [Kombi-Nat] Ich Bin Geil.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  289
                                           'genre'  eid-ebm or industrial or darkwave
                                        'filesize'  6952346
                                           'mtime'  1620295985
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth (17) [Kombi Nat] eid ebm or industrial or darkwave
                                      'tag_artist'  Kombi-Nat
                                     'tag_release'  Dark Wave Mix Part 7
                                       'tag_title'  Ich Bin Geil
                                             'bpm'  120.042
                                    'search_title'  'bin':2 'geil':3 'ich':1
                                   'search_artist'  'kombi':1 'kombinat':3 'nat':2
                                  'search_release'  '7':5 'dark':1 'mix':3 'part':4 'wave':2
                                     'search_rest'  '00dwimp':1 '00ebm':2 '17':6,7 'darkwave':4 'ebm':13 'eid':12 'goth':5 'industrial':3 'kombi':8,9 'nat':10,11 'or':14
                                    'search_combo'  '00dwimp':12 '00ebm':13 '17':17,18 '7':11C 'bin':2A 'dark':7C 'darkwave':15 'ebm':24 'eid':23 'geil':3A 'goth':16 'ich':1A 'industrial':14 'kombi':4B,19,20 'kombinat':6B 'mix':9C 'nat':5B,21,22 'or':25 'part':10C 'wave':8C
                                    'tag_tracknum'  17
                                      'num_images'  0
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', '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-3']
                                      'lastfmtags'  ['german']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620295985.074886  (2021-05-06 12:13:05)
                             'size'  6952346