To Lens or Not to Lens…

So I successfully sent off my two Nikon lenses to the California repair facility, on their dime. Upon arrival, Nikon informed me the lens I purchased in England was covered under warranty repair; however, the original lens, damaged in the rainstorm over Stonehenge, was not covered. Nikon wants $90 to repair the second lens. Trouble being, I could purchase the same lens, used on eBay, for about the same price. Decision time. Do I pay for a duplicate 18-55mm lens (due to arrive via UPS on Monday), or do I save the $90 and pitch that into a fund to buy a different, perhaps more advanced lens. I’ve...