Rusty and River Fields, two brothers born and raised in Brooklyn, have started the first hacker house for young Black tech entrepreneurs.  The house, nicknamed “R-House,” brings tech enthusiasts together to live and work alongside each other for four weeks as they build their own Web-3.0 startups.  Speaking to Bronx.news, Rusty Fields, who graduated from the University of Pennsylvania with a neuroscience degree, said: “Black builders, they face unique challenges when they go to launch companies.”  “We really wanted to create the space and experience for them to build deep and authentic