https://apnews.com/7f807ed904e67d268beb3b002d145f59 > MENLO PARK, Calif. (AP) — Why is it so hard to build a metaverse avatar — a visual representation of ourselves in the digital world — that walks on two legs? > “I think everyone has been waiting for this," said a cartoonish digital version of Meta CEO Mark Zuckerberg, unveiling his new avatar legs and jumping up and down at a virtual-reality event Tuesday. "But seriously, legs are hard. Which is why other virtual reality systems don’t have them either.”