======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '279'
                                          'artist'  'Beborn Beton'
                                     'text_people'  ''
                                         'release'  'Rückkehr zum Eisplaneten'
                                           'title'  'Im Innern einer Frau (Fishmix)'
                                           '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-1', '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'  '12'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave-futurepop'
                                             'bpm'  '137.946'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Rückkehr zum Eisplaneten'
'TBPM' (BPM (beats per minute))                     '137.946'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave-futurepop'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Im Innern einer Frau (Fishmix)'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Beborn Beton'
'TRCK' (Track number/Position in set)               '12'
'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'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.20 dB'
'TXXX:replaygain_track_peak'                        '0.450564'

========================== row from database ==========================
                                              'id'  1398764
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/Beborn Beton/2000 - Ruckkehr zum Eisplaneten/www.CDonPC.ru - 12 - Im Innern einer Frau (fishmix).mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  279
                                           'genre'  eid-ebm or industrial or darkwave-futurepop
                                        'filesize'  8942494
                                           'mtime'  1620296583
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth 2000 Ruckkehr www.CDonPC.ru 12 (fishmix) eid ebm industrial darkwave futurepop
                                      'tag_artist'  Beborn Beton
                                     'tag_release'  Rückkehr zum Eisplaneten
                                       'tag_title'  Im Innern einer Frau (Fishmix)
                                             'bpm'  137.946
                                    'search_title'  'einer':3 'fishmix':5,6 'frau':4 'im':1 'innern':2
                                   'search_artist'  'beborn':1 'beton':2
                                  'search_release'  'eisplaneten':4 'ruckkehr':1,2 'zum':3
                                     'search_rest'  '00dwimp':1 '00ebm':2 '2000':6 'cdon':18 'cdonpc':9 'darkwave':4 'ebm':15 'eid':14 'fishmix':12,13 'futurepop':16 'goth':5 'industrial':3 'pc':20 'pcru':22 'ru':10,21 'ruckkehr':7 'www':8,17 'wwwcdon':19 'wwwcdonpcru':11
                                    'search_combo'  '00dwimp':13 '00ebm':14 '2000':18 'beborn':7B 'beton':8B 'cdon':30 'cdonpc':21 'darkwave':16 'ebm':27 'eid':26 'einer':3A 'eisplaneten':12C 'fishmix':5A,6A,24,25 'frau':4A 'futurepop':28 'goth':17 'im':1A 'industrial':15 'innern':2A 'pc':32 'pcru':34 'ru':22,33 'ruckkehr':9C,10C,19 'www':20,29 'wwwcdon':31 'wwwcdonpcru':23 'zum':11C
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  6A
                                           '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-1', 'Q-HAP-1', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['industrial', 'ebm', 'futurepop', 'electronic', 'synthpop']
                                        'tag_date'  2000
                                     'discogstags'  ['electronic', 'synth-pop']

============================== file details ==============================
                                           'mtime'  1620296582.9465342  (2021-05-06 12:23:02)
                             'size'  8942494