I stare as hard as I can at the blank wall before me, but my mind only draws a blank.
"It's white, it's clean, looks smooth enough - good enough for me," I say to myself during a mock contest pitting myself against lead inspector Joelson Sim.
Please subscribe or log in to continue reading the full article. Learn more about ST PREMIUM.
We have been experiencing some problems with subscriber log-ins and apologise for the inconvenience caused. Until we resolve the issues, subscribers need not log in to access ST Digital articles. But a log-in is still required for our PDFs.