======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '303'
                                          'artist'  'Chronos'
                                     'text_people'  'Nikita Klimenko'
                                         'release'  'When Mars Meets Venus (ARCDA 23)'
                                           'title'  'Alex Sparky'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['psychedelic', 'psychill', 'chillout', 'psybient', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  '2012'
                                        'comments'  ''
                                           'genre'  'electronic-psychill'
                                             'bpm'  '132.0'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'POPM:no@email'                                     POPM(email='no@email', rating=128, count=0)
'TALB' (Album/Movie/Show title)                     'When Mars Meets Venus (ARCDA 23)'
'TBPM' (BPM (beats per minute))                     '132.0'
'TCOM' (Composer)                                   'Nikita Klimenko'
'TCON' (Content type, a.k.a. Genre)                 'electronic-psychill'
'TDRC' (Recording time)                             '2012'
'TIT1' (Content group description)                  '3'
'TIT2' (Title/songname/content description)         'Alex Sparky'
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'Chronos'
'TPE2' (Band/orchestra/accompaniment)               'Chronos'
'TRCK' (Track number/Position in set)               '12'
'TXXX:DATE'                                         '2012'
'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'                                   ['psychedelic', 'psychill', 'chillout', 'psybient', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.07 dB'
'TXXX:replaygain_track_peak'                        '0.505902'

========================== row from database ==========================
                                              'id'  1295575
                                            'path'  /data/Music/Bulk/00poprockelectronic/Chronos - chillout-dub/Chronos - Alex Sparky.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  303
                                           'genre'  electronic-psychill
                                        'filesize'  12147045
                                           'mtime'  1636912472
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic chillout dub electronic psychill
                                      'tag_artist'  Chronos
                                     'tag_release'  When Mars Meets Venus (ARCDA 23)
                                       'tag_title'  Alex Sparky
                                             'bpm'  132.0
                                    'search_title'  'alex':1 'sparky':2
                                   'search_artist'  'chronos':1
                                  'search_release'  '23':7,8 'arcda':5,6 'mars':2 'meets':3 'venus':4 'when':1
                                     'search_rest'  '00poprockelectronic':1 'chillout':2 'dub':3 'electronic':4 'psychill':5
                                    'search_combo'  '00poprockelectronic':12 '23':10C,11C 'alex':1A 'arcda':8C,9C 'chillout':13 'chronos':3B 'dub':14 'electronic':15 'mars':5C 'meets':6C 'psychill':16 'sparky':2A 'venus':7C 'when':4C
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['psychedelic', 'psychill', 'chillout', 'psybient', 'ambient']
                                        'tag_date'  2012
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636912471.677035  (2021-11-14 18:54:31)
                             'size'  12147045