Back in 2018 Day One Ventures launched in Silicon Valley specifically designed to be both a VC and an investor that would also lead marketing and communications for its portfolio. Two years on, Day One has invested in numerous startups to do just that and has today filed with the SEC its new $52.5M fund. The new fund is similar to the first one: investing across industries from pre-seed to seed, with occasional series A investments (from $100K to $5M). The fund was founded and is headed by Russian émigré…