Washing a car is often seen as a waste of time if it rains the very next day because the rain will just make the car dirty again
Context: I spent two hours washing my car and it stormed a day later and got dirty again
Hypothesis: I feel like my car-washing efforts were in vain because it stormed the very next day and it got dirty again

Given this context, determine if the hypothesis is true (Yes, no, or unknown)?