======================== unified (from filesystem) ========================
                                         'bitrate'  '112.0'
                                        'duration'  '805'
                                          'artist'  'Depeche Mode VS New Order'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'I Feel Loved On A Blue Monday'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', "
 "'q-grit-2', 'q-play-3', 'Q-OLDST-3', 'q-chart-2', 'q-drums-4', 'q-other-1', "
 "'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-3', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['mashup']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '32'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-we-electropop or synthpop'
                                             'bpm'  '130.063'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '130.063'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electropop or synthpop'
'TIT2' (Title/songname/content description)         'I Feel Loved On A Blue Monday'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Depeche Mode VS New Order'
'TRCK' (Track number/Position in set)               '32'
'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'                                   'mashup'
'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'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.61 dB'
'TXXX:replaygain_track_peak'                        '0.762854'

========================== row from database ==========================
                                              'id'  1359971
                                            'path'  /data/Music/Bulk/00poprockelectronic/Depeche Mode/32. I Feel Loved On A Blue Monday.mp3
                                         'working'  None
                                         'bitrate'  112
                                    'duration_sec'  805
                                           'genre'  electronic-we-electropop or synthpop
                                        'filesize'  11282000
                                           'mtime'  1636922593
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 32. electronic we electropop or synthpop
                                      'tag_artist'  Depeche Mode VS New Order
                                     'tag_release'  None
                                       'tag_title'  I Feel Loved On A Blue Monday
                                             'bpm'  130.063
                                    'search_title'  'a':5 'blue':6 'feel':2 'i':1 'loved':3 'monday':7 'on':4
                                   'search_artist'  'depeche':1 'mode':2 'new':4 'order':5 'vs':3
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 '32':2,3 'electronic':4 'electropop':6 'or':7 'synthpop':8 'we':5
                                    'search_combo'  '00poprockelectronic':13 '32':14,15 'a':5A 'blue':6A 'depeche':8B 'electronic':16 'electropop':18 'feel':2A 'i':1A 'loved':3A 'mode':9B 'monday':7A 'new':11B 'on':4A 'or':19 'order':12B 'synthpop':20 'vs':10B 'we':17
                                    'tag_tracknum'  32
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['mashup']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636922593.375356  (2021-11-14 21:43:13)
                             'size'  11282000