Sequoia’s @carl_eschenbach says the SaaSpocalypse narrative is "completely overblown," and that it's not a zero-sum game between incumbent SaaS and AI-native newcomers: "Incumbency is incredibly powerful in enterprise. Incumbency is even more powerful when a company like Workday has a 98% gross retention rate across 11,000 customers, with 65%+ of them being Fortune 500 companies. They’re not going anywhere." "That all being said, [with] the pace and rate of change that can happen outside of…