======================== unified (from filesystem) ========================
                                         'bitrate'  '248.917'
                                        'duration'  '4008'
                                          'artist'  'Lektroluv'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Lektrokuted'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', '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'  "['electro', 'electronic', 'belgium', 'dance', 'electronica']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-we-electro'
                                             'bpm'  '129.730'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '129.730'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electro'
'TIT2' (Title/songname/content description)         'Lektrokuted'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Lektroluv'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Mp3gain_minmax'                               '099,206'
'TXXX:Mp3gain_undo'                                 '+004,+004,N'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['electro', 'electronic', 'belgium', 'dance', 'electronica']
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.76 dB'
'TXXX:replaygain_track_peak'                        '0.559643'

========================== row from database ==========================
                                              'id'  1458606
                                            'path'  /data/Music/Bulk/00poprockelectronic/00electro-electropop-synthpop/Dr. Lektroluv/Dr. Lektroluv - Lektrokuted (2003)/Dr Lektroluv - Lektrokuted (2003).mp3
                                         'working'  None
                                         'bitrate'  248
                                    'duration_sec'  4008
                                           'genre'  electronic-we-electro
                                        'filesize'  124732856
                                           'mtime'  1621695944
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00electro electropop synthpop Dr. Dr. (2003) Dr (2003) electronic we electro
                                      'tag_artist'  Lektroluv
                                     'tag_release'  None
                                       'tag_title'  Lektrokuted
                                             'bpm'  129.73
                                    'search_title'  'lektrokuted':1
                                   'search_artist'  'lektroluv':1
                                  'search_release'  
                                     'search_rest'  '00electro':2 '00poprockelectronic':1 '2003':7,8 'dr':5,6 'electro':11 'electronic':9 'electropop':3 'synthpop':4 'we':10
                                    'search_combo'  '00electro':4 '00poprockelectronic':3 '2003':9,10 'dr':7,8 'electro':13 'electronic':11 'electropop':5 'lektrokuted':1A 'lektroluv':2B 'synthpop':6 'we':12
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electro', 'electronic', 'belgium', 'dance', 'electronica']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621695944.1349273  (2021-05-22 17:05:44)
                             'size'  124732856