‘We are building Shibarium for the world,’ says lead developer Shytoshi Kusama. ‘If they decide to join us, great. If they don’t, they will be left behind.’ On Monday at SXSW, hours after Silicon Valley Bank’s collapse jeopardized the future of most tech startups, hundreds of festival-goers filed into a Zen escape: a virtual landscape with enchanting forests of bamboo and cherry trees swaying in the wind, and an unmistakable monument to the Japanese hunting dog breed Shiba Inu.