Twitter Co-founder Isaac Stone to back Kerala startup Sieve

Twitter Co-founder Christopher Isaac Stone announced a planned undisclosed investment in Kochi-based startup Sieve. Founded by hearing-impaired entrepreneur Sanjay Nediyara, Sieve is a platform for freelancers and agencies, that provides business infrastructure. "I've used the product of Sieve as a freelancer," Stone said, adding, "As an angel, I consider the person first and the product second."