Moderna, a US-based pharmaceuticals company, said a booster shot of the Covid-19 vaccine may be necessary as new variants of the coronavirus emerge. The company made the announcement as part of its second quarter earnings release on Thursday. Apple is implementing a technology to scan photo uploads to iCloud in the US for child abuse images. In today's tech conversation, Anand Ramamoorthy, MD of Micron Technology India, offers a glimpse into the semiconductor industry.