======================== unified (from filesystem) ========================
                                         'bitrate'  '168.886'
                                        'duration'  '237'
                                          'artist'  'Salt-N-Pepa'
                                     'text_people'  ''
                                         'release'  'Very Necessary'
                                           'title'  "Somebody's Gettin' On My Nerves"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['80s', 'female vocalists', 'hip hop', 'rap']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '1993'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '93.070'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Very Necessary'
'TBPM' (BPM (beats per minute))                     '93.070'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '1993'
'TIT2' (Title/songname/content description)         "Somebody's Gettin' On My Nerves"
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Salt-N-Pepa'
'TRCK' (Track number/Position in set)               '3'
'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'                                       '2'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.40 dB'
'TXXX:replaygain_track_peak'                        '0.524567'

========================== row from database ==========================
                                              'id'  1313137
                                            'path'  /data/Music/Bulk/00poprockelectronic/Salt N Peppa/Salt-N-Pepa-Very_Necessary-Retail-1993-iNT-OSM/03-salt-n-pepa-somebodys_gettin_on_my_nerves-osm.mp3
                                         'working'  None
                                         'bitrate'  168
                                    'duration_sec'  237
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  5007625
                                           'mtime'  1620571952
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Peppa Very_Necessary Retail 1993 iNT OSM 03 salt pepa somebodys_gettin_on_my_nerves osm hip hop or rnb or rap or turntablism
                                      'tag_artist'  Salt-N-Pepa
                                     'tag_release'  Very Necessary
                                       'tag_title'  Somebody's Gettin' On My Nerves
                                             'bpm'  93.07
                                    'search_title'  'gettin':4,5 'my':7 'nerves':8 'on':6 's':2 'somebody':1 'somebodys':3
                                   'search_artist'  'n':2 'pepa':3 'salt':1 'saltnpepa':4
                                  'search_release'  'necessary':2 'very':1
                                     'search_rest'  '00poprockelectronic':1 '1993':6 'gettin':12 'hip':16 'hop':17 'i':22 'int':7 'my':14 'necessary':4 'nerves':15 'nt':23 'on':13 'or':18 'osm':8 'pepa':10 'peppa':2 'rap':20 'retail':5 'rnb':19 'salt':9 'somebodys':11 'turntablism':21 'very':3
                                    'search_combo'  '00poprockelectronic':15 '1993':20 'gettin':4A,5A,26 'hip':30 'hop':31 'i':36 'int':21 'my':7A,28 'n':10B 'necessary':14C,18 'nerves':8A,29 'nt':37 'on':6A,27 'or':32 'osm':22 'pepa':11B,24 'peppa':16 'rap':34 'retail':19 'rnb':33 's':2A 'salt':9B,23 'saltnpepa':12B 'somebody':1A 'somebodys':3A,25 'turntablism':35 'very':13C,17
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-3', '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-2', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'female vocalists', 'hip hop', 'rap']
                                        'tag_date'  1993
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620571951.817325  (2021-05-09 16:52:31)
                             'size'  5007625