Substack cofounder says it's making 'fast progress' on tools for larger publishers, following The Ankler's defection

Substack's Hamish McKenzie is working on tools to keep big publishers happy. Shedrick Pelt for The Washington Post via Getty Images Substack cofounder Hamish McKenzie said the platform is working on tools to serve bigger publishers. The Ankler recently exited Substack in pursuit of greater control and flexibility. McKenzie said Substack is making progress on features like customized designs and sponsorships. Substack wants to keep big media companies from outgrowing its platform. The Ankler...