The Sam Vimes “Boots” theory of socioeconomic unfairness, often called simply the boots theory, is an economic theory that people in poverty have to buy cheap and subpar products that need to be replaced repeatedly, proving more expensive in the long run than more expensive items.
Just in case the other 4 comments didn’t hit quite right:
Have you thought about cleaning the USB port out?
I guess uncovered ports on mobile devices is the new planned obsolescence.
Spending a little more on a case gets you a little flap to cover that opening. Or a very cheap plug that keeps everything out