======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '302'
                                          'artist'  'Liaisons Dangereuses'
                                     'text_people'  ''
                                         'release'  'Mediamarkt New Pop Wave'
                                           'title'  'Los Ninos Del Parque'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', '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'  "['ebm', 'industrial', 'electronic', 'neue deutsche welle', 'new wave']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '113.900'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Mediamarkt New Pop Wave'
'TBPM' (BPM (beats per minute))                     '113.900'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Los Ninos Del Parque'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Liaisons Dangereuses'
'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'                                   ['ebm', 'industrial', 'electronic', 'neue deutsche welle', 'new wave']
'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'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.03 dB'
'TXXX:replaygain_track_peak'                        '0.491503'

========================== row from database ==========================
                                              'id'  1340016
                                            'path'  /data/Music/Bulk/00poprockelectronic/Liaisons Dangereuses/Liaisons Dangereuses__Mediamarkt New Pop Wave__cifs448d.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  302
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  7268300
                                           'mtime'  1620570560
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Dangereuses__Mediamarkt Wave__cifs448d electronic we new wave or post punk
                                      'tag_artist'  Liaisons Dangereuses
                                     'tag_release'  Mediamarkt New Pop Wave
                                       'tag_title'  Los Ninos Del Parque
                                             'bpm'  113.9
                                    'search_title'  'del':3 'los':1 'ninos':2 'parque':4
                                   'search_artist'  'dangereuses':2 'liaisons':1
                                  'search_release'  'mediamarkt':1 'new':2 'pop':3 'wave':4
                                     'search_rest'  '00poprockelectronic':1 'cifs448d':5 'dangereuses':2 'electronic':6 'mediamarkt':3 'new':8 'or':10 'post':11 'punk':12 'wave':4,9 'we':7
                                    'search_combo'  '00poprockelectronic':11 'cifs448d':15 'dangereuses':6B,12 'del':3A 'electronic':16 'liaisons':5B 'los':1A 'mediamarkt':7C,13 'new':8C,18 'ninos':2A 'or':20 'parque':4A 'pop':9C 'post':21 'punk':22 'wave':10C,14,19 'we':17
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['ebm', 'industrial', 'electronic', 'neue deutsche welle', 'new wave']
                                        'tag_date'  2002
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620570559.806493  (2021-05-09 16:29:19)
                             'size'  7268300