Lin says, "I spent two years just making the vertical cylinders. I'm getting old, and it's taking me longer to make things." He says that his vision is no longer good enough to do the really fine work.
「單單直立汽缸就做了兩年，年紀越大，製作的速度也越慢」，他說，現在比較精細的部分眼睛根本就看不清楚。