======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '368'
                                          'artist'  'Abakus'
                                     'text_people'  ''
                                         'release'  'That Much Closer to the Sun'
                                           'title'  'California Sunshine'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronic', 'psychill', 'downtempo', 'chillout', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '08'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-beats'
                                             'bpm'  '130.8'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'That Much Closer to the Sun'
'TBPM' (BPM (beats per minute))                     '130.8'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-beats'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'California Sunshine'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Abakus'
'TRCK' (Track number/Position in set)               '08'
'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:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronic', 'psychill', 'downtempo', 'chillout', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.87 dB'
'TXXX:replaygain_track_peak'                        '0.504047'

========================== row from database ==========================
                                              'id'  1373578
                                            'path'  /data/Music/Bulk/00poprockelectronic/00techno-house-harder-beats/abakus - that much closer to the sun/08 abakus - california sunshine.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  368
                                           'genre'  electronic-generic or radio-beats
                                        'filesize'  14761562
                                           'mtime'  1620564433
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00techno house harder beats abakus that much closer sun 08 abakus california sunshine electronic generic radio beats
                                      'tag_artist'  Abakus
                                     'tag_release'  That Much Closer to the Sun
                                       'tag_title'  California Sunshine
                                             'bpm'  130.8
                                    'search_title'  'california':1 'sunshine':2
                                   'search_artist'  'abakus':1
                                  'search_release'  'closer':3 'much':2 'sun':6 'that':1 'the':5 'to':4
                                     'search_rest'  '00poprockelectronic':1 '00techno':2 'abakus':6 'beats':5 'california':11 'closer':9 'electronic':13 'generic':14 'harder':4 'house':3 'much':8 'radio':15 'sun':10 'sunshine':12 'that':7
                                    'search_combo'  '00poprockelectronic':10 '00techno':11 'abakus':3B,15 'beats':14 'california':1A,20 'closer':6C,18 'electronic':22 'generic':23 'harder':13 'house':12 'much':5C,17 'radio':24 'sun':9C,19 'sunshine':2A,21 'that':4C,16 'the':8C 'to':7C
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  2A
                                           '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-2', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'psychill', 'downtempo', 'chillout', 'ambient']
                                        'tag_date'  2004
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620564432.6570966  (2021-05-09 14:47:12)
                             'size'  14761562