======================== unified (from filesystem) ========================
                                         'bitrate'  '174.906'
                                        'duration'  '284'
                                          'artist'  'Salt-N-Pepa'
                                     'text_people'  ''
                                         'release'  'Brand New'
                                           'title'  'Friends'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['80s', 'female vocalists', 'hip hop', 'rap']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '91.930'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM:Comment:XXX'                                  'OSM_iNT #distribution efnet'
'COMM:ID3v1 Comment:XXX'                            'OSM_iNT #distribution efnet'
'TALB' (Album/Movie/Show title)                     'Brand New'
'TBPM' (BPM (beats per minute))                     '91.930'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'Friends'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Salt-N-Pepa'
'TRCK' (Track number/Position in set)               '4'
'TSSE' (Software/Hardware and settings used for encoding)  ('Audiograbber 1.83.01, LAME dll 3.90, VBR 1 (New method), Joint Stereo, '
 'Normal quality')
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['80s', 'female vocalists', 'hip hop', 'rap']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.93 dB'
'TXXX:replaygain_track_peak'                        '0.553157'

========================== row from database ==========================
                                              'id'  1322873
                                            'path'  /data/Music/Bulk/00poprockelectronic/Salt N Peppa/Salt-N-Pepa-Brand_New-1997-iNT-OSM/04-salt-n-pepa-friends-osm.mp3
                                         'working'  None
                                         'bitrate'  174
                                    'duration_sec'  284
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  6214037
                                           'mtime'  1620571951
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Peppa Brand_New 1997 iNT OSM 04 salt pepa friends osm hip hop or rnb or rap or turntablism
                                      'tag_artist'  Salt-N-Pepa
                                     'tag_release'  Brand New
                                       'tag_title'  Friends
                                             'bpm'  91.93
                                    'search_title'  'friends':1
                                   'search_artist'  'n':2 'pepa':3 'salt':1 'saltnpepa':4
                                  'search_release'  'brand':1 'new':2
                                     'search_rest'  '00poprockelectronic':1 '1997':5 'brand':3 'friends':10 'hip':11 'hop':12 'i':17 'int':6 'new':4 'nt':18 'or':13 'osm':7 'pepa':9 'peppa':2 'rap':15 'rnb':14 'salt':8 'turntablism':16
                                    'search_combo'  '00poprockelectronic':8 '1997':12 'brand':6C,10 'friends':1A,17 'hip':18 'hop':19 'i':24 'int':13 'n':3B 'new':7C,11 'nt':25 'or':20 'osm':14 'pepa':4B,16 'peppa':9 'rap':22 'rnb':21 'salt':2B,15 'saltnpepa':5B 'turntablism':23
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'female vocalists', 'hip hop', 'rap']
                                        'tag_date'  1997
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620571951.4364367  (2021-05-09 16:52:31)
                             'size'  6214037