Most of "Quantum" has been just solid engineering work on Gecko. Servo tech, in the form of Stylo, helped a bit, WebRender will help a bit more but has been mos

Most of "Quantum" has been just solid engineering work on Gecko. Servo tech, in the form of Stylo, helped a bit, WebRender will help a bit more but has been mostly developed in the context of Gecko for years. "Servo is the only reason I've been using Firefox again" is not accurate at all.