AS Asia says goodbye to 2020 - a tumultuous year that saw the planet roiled by a deadly pandemic - celebrations will be smaller, shorter and more muted amid fears of coronavirus flare-ups. In Beijing, the capital of the world's most-populous country, an annual New Year light show at the China Central Television Tower scheduled for Thursday through Sunday has been called off. The Beijing Yonghe Lama Temple, a tourist site, has also cut the number of visitors allowed by half since Thursday. Many Chinese tourists are staying home or taking shorter domestic trips. The coronavirus emerged a year ago…