======================== unified (from filesystem) ========================
                                         'bitrate'  '290.436'
                                        'duration'  '221'
                                          'artist'  '20goto10'
                                     'text_people'  ''
                                         'release'  'Tears From the Electric Eye'
                                           'title'  'La Soddisfazione del Mare'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['industrial', 'ebm', 'futurepop', 'electronic', 'synthpop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-we-electropop or synthpop;set-pl-sced'
                                             'bpm'  '90.939'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Tears From the Electric Eye'
'TBPM' (BPM (beats per minute))                     '90.939'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-we-electropop or synthpop', 'set-pl-sced']
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'La Soddisfazione del Mare'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               '20goto10'
'TRCK' (Track number/Position in set)               '16'
'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: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'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.18 dB'
'TXXX:replaygain_track_peak'                        '0.418151'

========================== row from database ==========================
                                              'id'  1383134
                                            'path'  /data/Music/Bulk/00poprockelectronic/00electro-electropop-synthpop/20goto10/20goto10 - Tears From the Electric Eye - 16 - La Soddisfazione del Mare.mp3
                                         'working'  None
                                         'bitrate'  290
                                    'duration_sec'  221
                                           'genre'  electronic-we-electropop or synthpop;set-pl-sced
                                        'filesize'  8048604
                                           'mtime'  1621786690
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00electro electropop synthpop 16 electronic we electropop or synthpop;set pl sced
                                      'tag_artist'  20goto10
                                     'tag_release'  Tears From the Electric Eye
                                       'tag_title'  La Soddisfazione del Mare
                                             'bpm'  90.939
                                    'search_title'  'del':3 'la':1 'mare':4 'soddisfazione':2
                                   'search_artist'  '20goto10':1
                                  'search_release'  'electric':4 'eye':5 'from':2 'tears':1 'the':3
                                     'search_rest'  '00electro':2 '00poprockelectronic':1 'electronic':5 'electropop':3 'or':7 'pl':12 'sced':13 'set':9,11 'synthpop':4,8,10 'we':6
                                    'search_combo'  '00electro':12 '00poprockelectronic':11 '20goto10':5B 'del':3A 'electric':9C 'electronic':15 'electropop':13 'eye':10C 'from':7C 'la':1A 'mare':4A 'or':17 'pl':22 'sced':23 'set':19,21 'soddisfazione':2A 'synthpop':14,18,20 'tears':6C 'the':8C 'we':16
                                    'tag_tracknum'  16
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', '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-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['industrial', 'ebm', 'futurepop', 'electronic', 'synthpop']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621786690.3741198  (2021-05-23 18:18:10)
                             'size'  8048604