In connection with its analyst day being held today, February 25, Twitter announced three long-term goals: Double development velocity by the end of 2023, which means doubling the number of features shipped per employee that directly drive either monthly daily active users or revenue; Reach at least 315M monthly daily active users in Q4 of 2023, which represents a 20% compound annual growth rate from the base of 152M mDAU reported in Q4 of 2019; At least double total annual revenue from $3.7B in 2020 to $7.5B or more in 2023.