======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '214'
                                          'artist'  'Ms. Dynamite'
                                     'text_people'  ''
                                         'release'  'A Little Deeper'
                                           'title'  "Sick 'n' Tired"
                                           '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-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['rnb', 'female vocalists', 'hip hop', 'british', 'rap']"
                                     'discogstags'  "['electronic', 'hip hop', 'uk garage', 'deep house']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '90.573'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'A Little Deeper'
'TBPM' (BPM (beats per minute))                     '90.573'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         "Sick 'n' Tired"
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ms. Dynamite'
'TRCK' (Track number/Position in set)               '7'
'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:discogstags'                                  ['electronic', 'hip hop', 'uk garage', 'deep house']
'TXXX:lastfmtags'                                   ['rnb', 'female vocalists', 'hip hop', 'british', 'rap']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'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'                        '+0.70 dB'
'TXXX:replaygain_track_peak'                        '0.555532'

========================== row from database ==========================
                                              'id'  719522
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Ms. Dynamite/A Little Deeper__MBZ;#Ms Dynamite;#A Little Deeper;#07;#Sick n Tired.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  214
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  5141992
                                           'mtime'  1620586254
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism Deeper__MBZ;#Ms Dynamite;#A Deeper;#07;#Sick hip hop or rnb or rap or turntablism
                                      'tag_artist'  Ms. Dynamite
                                     'tag_release'  A Little Deeper
                                       'tag_title'  Sick 'n' Tired
                                             'bpm'  90.573
                                    'search_title'  'n':2,3 'sick':1 'tired':4
                                   'search_artist'  'dynamite':3 'ms':1,2
                                  'search_release'  'a':1 'deeper':3 'little':2
                                     'search_rest'  '07':16,19 'a':12,14 'deeper':5,8,15,18 'dynamite':11,13 'hip':21 'hiphop':1 'hop':22 'mbz':6,9 'ms':7,10 'or':23 'rap':2 'rnb':3 'sick':17,20 'turntablism':4
                                    'search_combo'  '07':26,29 'a':8C,22,24 'deeper':10C,15,18,25,28 'dynamite':7B,21,23 'hip':31 'hiphop':11 'hop':32 'little':9C 'mbz':16,19 'ms':5B,6B,17,20 'n':2A,3A 'or':33 'rap':12 'rnb':13 'sick':1A,27,30 'tired':4A 'turntablism':14
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  3A
                                           '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-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['rnb', 'female vocalists', 'hip hop', 'british', 'rap']
                                        'tag_date'  2002
                                     'discogstags'  ['electronic', 'hip hop', 'uk garage', 'deep house']

============================== file details ==============================
                                           'mtime'  1620586254.3665295  (2021-05-09 20:50:54)
                             'size'  5141992