The too high impact direct current high pressure may reduce the resistance of trouble point too fast, even turn into a metalline earthing trouble, thus bring the trouble to appointed work.
So, it's perfectly okay if you say politely, " Could you please speak more slowly? " Maybe the problem is the person who's speaking is talking way too fast.
Doctors are concerned that COVID could become like the flu for which there's a new vaccine every year because the flu mutates so quickly and immunity wears off quickly as well.
The balancing act here is making sure that he doesn't open up too quickly creating a breeding ground for new variants putting, of course, pressure on a very successful vaccination program.