======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '375'
                                          'artist'  'The Shamen'
                                     'text_people'  ''
                                         'release'  'Boss Drum'
                                           'title'  'Ebeneezer Goode Beatmasters Mix'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'q-syn-3', 'q-bass-3', '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-4']")
                                      'lastfmtags'  "['dance', 'electronica', 'techno', 'electronic', 'house']"
                                     'discogstags'  "['electronic', 'techno']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '1992'
                                        'comments'  ''
                                           'genre'  'electronic-th-house'
                                             'bpm'  '126.017'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Boss Drum'
'TBPM' (BPM (beats per minute))                     '126.017'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-house'
'TDRC' (Recording time)                             '1992'
'TIT2' (Title/songname/content description)         'Ebeneezer Goode Beatmasters Mix'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Shamen'
'TRCK' (Track number/Position in set)               '5'
'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', 'techno']
'TXXX:lastfmtags'                                   ['dance', 'electronica', 'techno', 'electronic', 'house']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.52 dB'
'TXXX:replaygain_track_peak'                        '0.715836'

========================== row from database ==========================
                                              'id'  1335188
                                            'path'  /data/Music/Bulk/00poprockelectronic/00techno-house-harder-beats/The Shamen/Boss Drum/The Shamen - Boss Drum - 05 Ebeneezer Goode Beatmasters Mix.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  375
                                           'genre'  electronic-th-house
                                        'filesize'  9020175
                                           'mtime'  1621696737
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00techno house harder beats 05 electronic th house
                                      'tag_artist'  The Shamen
                                     'tag_release'  Boss Drum
                                       'tag_title'  Ebeneezer Goode Beatmasters Mix
                                             'bpm'  126.017
                                    'search_title'  'beatmasters':3 'ebeneezer':1 'goode':2 'mix':4
                                   'search_artist'  'shamen':2 'the':1
                                  'search_release'  'boss':1 'drum':2
                                     'search_rest'  '00poprockelectronic':1 '00techno':2 'beats':5 'electronic':6 'harder':4 'house':3 'th':7
                                    'search_combo'  '00poprockelectronic':9 '00techno':10 'beatmasters':3A 'beats':13 'boss':7C 'drum':8C 'ebeneezer':1A 'electronic':14 'goode':2A 'harder':12 'house':11 'mix':4A 'shamen':6B 'th':15 'the':5B
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', '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-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'electronica', 'techno', 'electronic', 'house']
                                        'tag_date'  1992
                                     'discogstags'  ['electronic', 'techno']

============================== file details ==============================
                                           'mtime'  1621696736.7441473  (2021-05-22 17:18:56)
                             'size'  9020175