Axios:
Sources: Substack is raising $65M at a $650M valuation; a16z will lead the round — Substack is raising $65 million in new venture capital funding that would value the company at around $650 million, Axios has learned. Existing investor Andreessen Horowitz is leading the round.

Business
Facebook whistleblower Frances Haugen tells lawmakers that meaningful reform is necessary ‘for our common good’
John Tye, one of Haugen’s attorneys, noted to CBS that the SEC can shield whistleblowers from retaliation by former employers. According to the SEC, those