YAHOO FINANCE - DatChat, a privacy-focused social network, will open corporate headquarters and VenVūū demo centers in 8 metaverses. DatChat also confirmed its 5K VenVūū Dynamic Content NFTs will go on sale May 9 after previously opening pre-sale registration on Mar 28. VenVūū is an advertising platform that allows metaverse landowners and brands to connect using DatChat's proprietary patented and patent pending NFT technology.