You are right and wrong) Yes, the magnetic cable is a product of only Chinese unknown manufacturers. And they have problems, quality and durability. But I only heard about problems where data transfer stops working or they demagnetize. Therefore, I do not use magnetic cables for phones, tablets or receivers and audio devices. Well, and also because for my devices (gadgets) I use version 3.1 or higher. I’m more interested in transfer speed.
But the keyboard has protection against short circuits. Yes, and I just do not mind, even if it burns.