Isn't it immediately obvious that solving something that humans have been unable to do for decades or more is the most tangible proof of ASI, or at the very least pretty good AGI?
Your comment is interesting because it shows how engineers view their work: through the product, i.e the why, or through the craft, i.e the how.
What you consider "exciting", as a theoretical gardener, is the act of taking care of the plants. What OP finds it exciting is that they may now get a team of gardeners that'll build a Versailles-like garden for free.